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ring size converter
No.
U
U.S.
U.K.
NL
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-8
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-7
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-6
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-5
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-4
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-3
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-2
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-1
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0
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1
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5
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7
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8
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9
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10
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11
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12
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13
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14
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15
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16
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17
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18
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19
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20
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21
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22
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23
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24
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25
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26
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27
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28
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29
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30
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32
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33
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34
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35
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36
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37
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38
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39
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40
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41
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42
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43
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44
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45
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46
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47
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48
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49
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50
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51
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52
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53
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54
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55
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56
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57
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58
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59
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60
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61
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62
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63
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64
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65
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66
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67
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68
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69
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70
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0000
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00
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0
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1/2
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3/4
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1
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---
1 1/4
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---
1 1/2
1 3/4
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2
---
---
2 1/4
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2 1/2
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---
2 3/4
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3
3 1/8
3 1/4
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3 3/8
3 1/2
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3 5/8
3 3/4
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4
---
---
4 1/4
---
4 1/2
4 5/8
---
4 3/4
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5
---
5 1/8
5 1/4
5 3/8
5 1/2
---
---
5 3/4
5 7/8
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6
---
6 1/4
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---
6 1/2
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6 3/4
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---
7
7 1/4
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7 1/2
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7 3/4
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---
8
---
8 1/4
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---
8 1/2
8 5/8
8 3/4
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---
8 7/8
9
9 1/8
9 1/4
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9 3/8
9 1/2
---
9 5/8
9 3/4
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10
---
10 1/4
---
10 1/2
---
10 5/8
---
10 3/4
---
11
---
11 1/8
11 1/4
11 3/8
---
11 1/2
11 5/8
11 3/4
---
11 7/8
---
12
---
---
12 1/4
12 1/2
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---
12 3/4
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---
13
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
A
---
A 1/2
---
B
---
---
B 1/2
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---
C
C 1/2
---
D
---
---
D 1/2
---
E
---
---
E 1/2
---
F
F 1/2
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---
G
---
---
G 1/2
H
---
H 1/2
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---
I
---
I 1/2
J
---
---
---
J 1/2
---
K
---
K 1/2
L
---
---
---
L 1/2
---
M
---
M 1/2
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---
N
---
N 1/2
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---
O
O 1/2
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P
---
P 1/2
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---
Q
---
Q 1/2
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---
---
R
---
---
---
R 1/2
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S
---
---
S 1/2
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---
T
---
---
T 1/2
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U
---
U 1/2
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V
---
---
---
V 1/2
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W
---
W 1/2
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---
X
---
---
X 1/2
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Y
---
---
Y 1/2
Z
---
---
Z 1/2
---
---
---
---
10,00
---
10,25
10,50
---
10,75
---
11,00
---
11,25
---
11,50
---
11,75
---
12,00
---
---
---
12,25
---
---
12,50
---
---
12,75
---
13,00
---
---
13,25
---
---
13,50
---
---
13,75
---
14,00
---
---
14,25
---
---
---
14,50
---
---
14,75
---
---
15,00
---
15,25
---
---
15,50
---
---
---
15,75
---
---
16,00
---
---
16,25
---
---
16,50
---
---
---
16,75
---
---
17,00
---
---
17,25
---
---
17,50
17,75
---
---
18,00
---
---
18,25
---
---
18,50
---
---
---
18,75
---
---
19,00
---
---
19,25
---
---
19,50
---
---
19,75
---
20,00
---
---
---
20,25
---
---
---
20,50
---
20,75
---
---
---
21,00
---
---
---
21,25
---
---
---
21,50
---
---
---
---
22,00
---
22,25
---
---
inch
mm.
Diameter
Circumference
* Diameter *
Circumference
Exact Measure
Ø .390"
Ø .394"
Ø .401"
Ø .404"
Ø .413"
Ø .422"
Ø .423"
Ø .426"
Ø .433"
Ø .439"
Ø .443"
Ø .451"
Ø .453"
Ø .454"
Ø .463"
Ø .464"
Ø .472"
Ø .474"
Ø .476"
Ø .482"
Ø .482"
Ø .487"
Ø .489"
Ø .492"
Ø .496"
Ø .501"
Ø .502"
Ø .503"
Ø .512"
Ø .514"
Ø .520"
Ø .522"
Ø .526"
Ø .528"
Ø .531"
Ø .536"
Ø .539"
Ø .541"
Ø .544"
Ø .551"
Ø .553"
Ø .557"
Ø .561"
Ø .564"
Ø .565"
Ø .569"
Ø .571"
Ø .573"
Ø .577"
Ø .581"
Ø .585"
Ø .589"
Ø .591"
Ø .592"
Ø .600"
Ø .601"
Ø .606"
Ø .610"
Ø .611"
Ø .614"
Ø .618"
Ø .620"
Ø .622"
Ø .626"
Ø .630"
Ø .634"
Ø .639"
Ø .640"
Ø .642"
Ø .646"
Ø .650"
Ø .650"
Ø .652"
Ø .658"
Ø .659"
Ø .664"
Ø .666"
Ø .669"
Ø .674"
Ø .677"
Ø .679"
Ø .683"
Ø .687"
Ø .689"
Ø .699"
Ø .702"
Ø .707"
Ø .709"
Ø .714"
Ø .716"
Ø .719"
Ø .722"
Ø .727"
Ø .728"
Ø .732"
Ø .733"
Ø .736"
Ø .738"
Ø .739"
Ø .740"
Ø .748"
Ø .752"
Ø .757"
Ø .758"
Ø .760"
Ø .764"
Ø .768"
Ø .768"
Ø .772"
Ø .778"
Ø .781"
Ø .787"
Ø .788"
Ø .790"
Ø .797"
Ø .797"
Ø .800"
Ø .802"
Ø .805"
Ø .807"
Ø .814"
Ø .817"
Ø .817"
Ø .821"
Ø .824"
Ø .827"
Ø .830"
Ø .830"
Ø .836"
Ø .837"
Ø .839"
Ø .840"
Ø .846"
Ø .846"
Ø .852"
Ø .854"
Ø .862"
Ø .865"
Ø .866"
Ø .870"
Ø .876"
Ø .877"
Ø .879"
1.225"
1.237"
1.260"
1.268"
1.299"
1.326"
1.330"
1.339"
1.361"
1.378"
1.391"
1.417"
1.422"
1.426"
1.453"
1.457"
1.484"
1.489"
1.496"
1.514"
1.515"
1.530"
1.535"
1.546"
1.558"
1.575"
1.577"
1.580"
1.608"
1.614"
1.634"
1.639"
1.654"
1.659"
1.670"
1.684"
1.693"
1.701"
1.711"
1.732"
1.737"
1.750"
1.763"
1.772"
1.776"
1.788"
1.793"
1.801"
1.812"
1.824"
1.838"
1.850"
1.855"
1.860"
1.886"
1.888"
1.905"
1.917"
1.921"
1.929"
1.942"
1.948"
1.954"
1.967"
1.979"
1.992"
2.008"
2.010"
2.016"
2.030"
2.041"
2.042"
2.047"
2.067"
2.072"
2.087"
2.092"
2.103"
2.119"
2.126"
2.134"
2.146"
2.158"
2.164"
2.196"
2.205"
2.223"
2.226"
2.244"
2.249"
2.257"
2.270"
2.283"
2.288"
2.300"
2.302"
2.312"
2.319"
2.323"
2.325"
2.350"
2.362"
2.377"
2.381"
2.388"
2.400"
2.412"
2.413"
2.427"
2.443"
2.454"
2.474"
2.476"
2.480"
2.504"
2.505"
2.513"
2.520"
2.528"
2.536"
2.557"
2.566"
2.568"
2.579"
2.590"
2.597"
2.607"
2.608"
2.627"
2.628"
2.634"
2.638"
2.658"
2.659"
2.677"
2.683"
2.708"
2.717"
2.721"
2.733"
2.752"
2.756"
2.761"
Ø 9,91 mm.
Ø 10,00 mm.
Ø 10,19 mm.
Ø 10,25 mm.
Ø 10,50 mm.
Ø 10,72 mm.
Ø 10,75 mm.
Ø 10,82 mm.
Ø 11,00 mm.
Ø 11,14 mm.
Ø 11,25 mm.
Ø 11,46 mm.
Ø 11,50 mm.
Ø 11,53 mm.
Ø 11,75 mm.
Ø 11,78 mm.
Ø 12,00 mm.
Ø 12,04 mm.
Ø 12,10 mm.
Ø 12,24 mm.
Ø 12,25 mm.
Ø 12,37 mm.
Ø 12,41 mm.
Ø 12,50 mm.
Ø 12,60 mm.
Ø 12,73 mm.
Ø 12,75 mm.
Ø 12,78 mm.
Ø 13,00 mm.
Ø 13,05 mm.
Ø 13,21 mm.
Ø 13,25 mm.
Ø 13,37 mm.
Ø 13,41 mm.
Ø 13,50 mm.
Ø 13,61 mm.
Ø 13,69 mm.
Ø 13,75 mm.
Ø 13,83 mm.
Ø 14,00 mm.
Ø 14,05 mm.
Ø 14,15 mm.
Ø 14,25 mm.
Ø 14,32 mm.
Ø 14,36 mm.
Ø 14,45 mm.
Ø 14,50 mm.
Ø 14,56 mm.
Ø 14,65 mm.
Ø 14,75 mm.
Ø 14,86 mm.
Ø 14,96 mm.
Ø 15,00 mm.
Ø 15,04 mm.
Ø 15,25 mm.
Ø 15,27 mm.
Ø 15,40 mm.
Ø 15,50 mm.
Ø 15,53 mm.
Ø 15,60 mm.
Ø 15,70 mm.
Ø 15,75 mm.
Ø 15,80 mm.
Ø 15,90 mm.
Ø 16,00 mm.
Ø 16,10 mm.
Ø 16,23 mm.
Ø 16,25 mm.
Ø 16,30 mm.
Ø 16,41 mm.
Ø 16,50 mm.
Ø 16,51 mm.
Ø 16,55 mm.
Ø 16,71 mm.
Ø 16,75 mm.
Ø 16,87 mm.
Ø 16,92 mm.
Ø 17,00 mm.
Ø 17,13 mm.
Ø 17,19 mm.
Ø 17,25 mm.
Ø 17,35 mm.
Ø 17,45 mm.
Ø 17,50 mm.
Ø 17,75 mm.
Ø 17,83 mm.
Ø 17,97 mm.
Ø 18,00 mm.
Ø 18,14 mm.
Ø 18,19 mm.
Ø 18,25 mm.
Ø 18,35 mm.
Ø 18,46 mm.
Ø 18,50 mm.
Ø 18,59 mm.
Ø 18,61 mm.
Ø 18,69 mm.
Ø 18,75 mm.
Ø 18,78 mm.
Ø 18,80 mm.
Ø 19,00 mm.
Ø 19,10 mm.
Ø 19,22 mm.
Ø 19,25 mm.
Ø 19,31 mm.
Ø 19,41 mm.
Ø 19,50 mm.
Ø 19,51 mm.
Ø 19,62 mm.
Ø 19,75 mm.
Ø 19,84 mm.
Ø 20,00 mm.
Ø 20,02 mm.
Ø 20,05 mm.
Ø 20,24 mm.
Ø 20,25 mm.
Ø 20,32 mm.
Ø 20,37 mm.
Ø 20,44 mm.
Ø 20,50 mm.
Ø 20,68 mm.
Ø 20,75 mm.
Ø 20,76 mm.
Ø 20,85 mm.
Ø 20,94 mm.
Ø 21,00 mm.
Ø 21,08 mm.
Ø 21,08 mm.
Ø 21,24 mm.
Ø 21,25 mm.
Ø 21,30 mm.
Ø 21,33 mm.
Ø 21,49 mm.
Ø 21,50 mm.
Ø 21,65 mm.
Ø 21,69 mm.
Ø 21,89 mm.
Ø 21,96 mm.
Ø 22,00 mm.
Ø 22,10 mm.
Ø 22,25 mm.
Ø 22,28 mm.
Ø 22,33 mm.
31,1 mm.
31,4 mm.
32,0 mm.
32,2 mm.
33,0 mm.
33,7 mm.
33,8 mm.
34,0 mm.
34,6 mm.
35,0 mm.
35,3 mm.
36,0 mm.
36,1 mm.
36,2 mm.
36,9 mm.
37,0 mm.
37,7 mm.
37,8 mm.
38,0 mm.
38,5 mm.
38,5 mm.
38,9 mm.
39,0 mm.
39,3 mm.
39,6 mm.
40,0 mm.
40,1 mm.
40,1 mm.
40,8 mm.
41,0 mm.
41,5 mm.
41,6 mm.
42,0 mm.
42,1 mm.
42,4 mm.
42,8 mm.
43,0 mm.
43,2 mm.
43,4 mm.
44,0 mm.
44,1 mm.
44,5 mm.
44,8 mm.
45,0 mm.
45,1 mm.
45,4 mm.
45,6 mm.
45,7 mm.
46,0 mm.
46,3 mm.
46,7 mm.
47,0 mm.
47,1 mm.
47,2 mm.
47,9 mm.
48,0 mm.
48,4 mm.
48,7 mm.
48,8 mm.
49,0 mm.
49,3 mm.
49,5 mm.
49,6 mm.
50,0 mm.
50,3 mm.
50,6 mm.
51,0 mm.
51,1 mm.
51,2 mm.
51,6 mm.
51,8 mm.
51,9 mm.
52,0 mm.
52,5 mm.
52,6 mm.
53,0 mm.
53,1 mm.
53,4 mm.
53,8 mm.
54,0 mm.
54,2 mm.
54,5 mm.
54,8 mm.
55,0 mm.
55,8 mm.
56,0 mm.
56,5 mm.
56,5 mm.
57,0 mm.
57,1 mm.
57,3 mm.
57,6 mm.
58,0 mm.
58,1 mm.
58,4 mm.
58,5 mm.
58,7 mm.
58,9 mm.
59,0 mm.
59,1 mm.
59,7 mm.
60,0 mm.
60,4 mm.
60,5 mm.
60,7 mm.
61,0 mm.
61,3 mm.
61,3 mm.
61,6 mm.
62,0 mm.
62,3 mm.
62,8 mm.
62,9 mm.
63,0 mm.
63,6 mm.
63,6 mm.
63,8 mm.
64,0 mm.
64,2 mm.
64,4 mm.
65,0 mm.
65,2 mm.
65,2 mm.
65,5 mm.
65,8 mm.
66,0 mm.
66,2 mm.
66,2 mm.
66,7 mm.
66,8 mm.
66,9 mm.
67,0 mm.
67,5 mm.
67,5 mm.
68,0 mm.
68,1 mm.
68,8 mm.
69,0 mm.
69,1 mm.
69,4 mm.
69,9 mm.
70,0 mm.
70,1 mm.
* Ring Size Recommendation *
Ø 9,75 mm.
Ø 10,00 mm.
Ø 10,25 mm.
Ø 10,25 mm.
Ø 10,50 mm.
Ø 10,75 mm.
Ø 10,75 mm.
Ø 11,00 mm.
Ø 11,00 mm.
Ø 11,25 mm.
Ø 11,25 mm.
Ø 11,50 mm.
Ø 11,50 mm.
Ø 11,50 mm.
Ø 11,75 mm.
Ø 11,75 mm.
Ø 12,00 mm.
Ø 12,00 mm.
Ø 12,00 mm.
Ø 12,25 mm.
Ø 12,25 mm.
Ø 12,50 mm.
Ø 12,50 mm.
Ø 12,50 mm.
Ø 12,75 mm.
Ø 12,75 mm.
Ø 12,75 mm.
Ø 12,75 mm.
Ø 13,00 mm.
Ø 13,00 mm.
Ø 13,25 mm.
Ø 13,25 mm.
Ø 13,50 mm.
Ø 13,50 mm.
Ø 13,50 mm.
Ø 13,75 mm.
Ø 13,75 mm.
Ø 13,75 mm.
Ø 14,00 mm.
Ø 14,00 mm.
Ø 14,00 mm.
Ø 14,25 mm.
Ø 14,25 mm.
Ø 14,50 mm.
Ø 14,50 mm.
Ø 14,50 mm.
Ø 14,50 mm.
Ø 14,50 mm.
Ø 14,75 mm.
Ø 14,75 mm.
Ø 15,00 mm.
Ø 15,00 mm.
Ø 15,00 mm.
Ø 15,00 mm.
Ø 15,25 mm.
Ø 15,25 mm.
Ø 15,50 mm.
Ø 15,50 mm.
Ø 15,50 mm.
Ø 15,75 mm.
Ø 15,75 mm.
Ø 15,75 mm.
Ø 15,75 mm.
Ø 16,00 mm.
Ø 16,00 mm.
Ø 16,25 mm.
Ø 16,25 mm.
Ø 16,25 mm.
Ø 16,25 mm.
Ø 16,50 mm.
Ø 16,50 mm.
Ø 16,50 mm.
Ø 16,50 mm.
Ø 16,75 mm.
Ø 16,75 mm.
Ø 16,75 mm.
Ø 17,00 mm.
Ø 17,00 mm.
Ø 17,25 mm.
Ø 17,25 mm.
Ø 17,25 mm.
Ø 17,25 mm.
Ø 17,50 mm.
Ø 17,50 mm.
Ø 17,75 mm.
Ø 17,75 mm.
Ø 18,00 mm.
Ø 18,00 mm.
Ø 18,25 mm.
Ø 18,25 mm.
Ø 18,25 mm.
Ø 18,50 mm.
Ø 18,50 mm.
Ø 18,50 mm.
Ø 18,50 mm.
Ø 18,75 mm.
Ø 18,75 mm.
Ø 18,75 mm.
Ø 18,75 mm.
Ø 18,75 mm.
Ø 19,00 mm.
Ø 19,00 mm.
Ø 19,25 mm.
Ø 19,25 mm.
Ø 19,25 mm.
Ø 19,50 mm.
Ø 19,50 mm.
Ø 19,50 mm.
Ø 19,75 mm.
Ø 19,75 mm.
Ø 20,00 mm.
Ø 20,00 mm.
Ø 20,00 mm.
Ø 20,00 mm.
Ø 20,25 mm.
Ø 20,25 mm.
Ø 20,25 mm.
Ø 20,50 mm.
Ø 20,50 mm.
Ø 20,50 mm.
Ø 20,75 mm.
Ø 20,75 mm.
Ø 20,75 mm.
Ø 21,00 mm.
Ø 21,00 mm.
Ø 21,00 mm.
Ø 21,00 mm.
Ø 21,00 mm.
Ø 21,25 mm.
Ø 21,25 mm.
Ø 21,25 mm.
Ø 21,50 mm.
Ø 21,50 mm.
Ø 21,50 mm.
Ø 21,75 mm.
Ø 21,75 mm.
Ø 22,00 mm.
Ø 22,00 mm.
Ø 22,00 mm.
Ø 22,00 mm.
Ø 22,25 mm.
Ø 22,25 mm.
Ø 22,50 mm.
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