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Nielsen Jewelers © 2017  |  All Rights Reserved

Store Address

Nielsen Jewelers

​753 Broadway Ave. Lorain, Ohio 44052


North

American

Standard

Diameter

(inches)

Diameter

(mm)

Metric Size

(mm)

British

Equivalent

French

Equivalent

German

Equivalent

Japanese

Equivalent

Swiss

Equivalent

000

.34910.0131.41  10  
00.42610.8233.93     
0.45811.6336.44     
1/4.46611.8437.07 37   
1/2.47412.0437.70

A

3812  
3/4.48212.2438.33A 1/2 12 1/4  
1.48712.3738.95B39 1 
1 1/8.49412.5539.27  12 1/2  
1 1/4.49812.6539.58B 1/239 1/2   
1 1/2.50612.8540.21C    
1 3/4.51413.0640.84C 1/2 13  
2.52213.2641.47D41 1/213 1/421 1/2
2 1/4.53013.4642.10D 1/24213 1/2  
2 1/2.538

13.66

42.72E42 3/413 3/432 3/4
2 3/4.54613.8743.35E 1/2    
3.55414.0743.98F441444
3 1/8.55814.1744.30F 1/2    
3 1/4.56214.2744.61 44 1/214 1/4  
3 3/8.56614.3844.92G45 1/4 55 1/4
3 1/2.57014.4845.24  14 1/2  
3 5/8.57414.5845.55G 1/245 1/2 6 
3 3/4.57814.6845.87H46 1/2  6 1/2
3 7/8.58214.7846.18 4614 3/4  
4.58614.8846.49H 1/246 1/2 7 
4 1/4.59415.0947.12I4715 7 3/4
4 1/2.60215.2947.75I 1/2 15 1/48 
4 5/8.60615.3948.07J48  9
4 3/4.61015.4948.38  15 1/2  
5.61815.7049.01J 1/24915 3/49 
5 1/8.62215.8049.32K   10
5 1/4.62615.9049.64 49 1/2   
5 3/8.63016.0049.95K 1/2501610 
5 1/2.63416.1050.26L50 1/4  11 3/4
5 3/4.64216.3150.89 51   
5 7/8.64616.4151.21L 1/2    
6.65016.5151.52M52 1/216 1/21212 3/4
6 1/4.65816.7152.15M 1/2    
6 1/2.66616.9252.78N52 3/4171314
6 3/4.67417.1253.41N 1/2    
7.68217.324.03O5417 1/41415 1/4
7 1/4.69017.5354.66O 1/2 17 1/2  
7 1/2.69817.7355.29P56 1/417 3/41516 1/2
7 3/4.70617.9355.92P 1/2 18  
8.71418.1356.55Q56 1/2 1617 3/4
8 1/4.72218.3457.18Q 1/2    
8 1/2.73018.5457.80  18 1/217 
8 5/8.73418.6458.12R58  19
8 3/4.73818.7458.43  18 3/4  
8 7/8.74218.8558.75R 1/2    
9.74618.9559.06 591918 
9 1/8.75019.0559.38S   20 1/4
9 1/4.75419.1559.69     
9 3/8.75819.2560.00S 1/26019 1/4  
9 1/2.76219.3560.32   19 
9 5/8.76619.4660.63T60 1/219 1/2 21 1/2
9 3/4.77019.5660.95 61   
10.77819.7661.57T 1/2 19 3/420 
10 1/4.78619.9662.20U62 1/4202122 3/4
10 1/2.79420.1762.83U 1/2  22 
10 5/8.79820.2763.15V6320 1/4 23 3/4
10 3/4.80220.3763.46 3 1/2   
11.81020.5764.09V 1/26420 1/223 
11 1/8.81420.6764.40W64 1/2  25
11 1/4.81820.7864.72 64 3/420 3/4  
11 3/8.82220.8865.03W 1/265   
11 1/2.82620.9865.34  2124 
11 5/8.83021.0865.66X66 1/2  26 1/4
11 3/4.83421.1865.97 66   
11 7/8.83821.2866.29X 1/2 21 1/4  
12.84221.3966.60Y67 1/2 2527 1/2
12 1/4.85021.5967.23Y 1/2 21 1/2  
12 1/2.85821.7967.86Z6821 3/42628 3/4
12 3/4.86622.0068.49Z 1/268 1/222  
13.87422.2069.11 6922 1/227 
13 1/4.88222.4069.74 69 3/422 1/2  
13 1/2.89022.6170.37     
13 5/8.89422.7170.68 70 1/2   
13 3/4.89822.8170.99 71   
14.90623.0171.63 71 1/223  
14 1/8.91023.1171.94 72   
14 1/4.91423.2172.26     
14 3/8.91823.3272.57 72 1/2   
14 1/2.92223.4272.88 7323 1/2  
14 3/4.93023.6273.51 73 1/2   

Contact Us

(440) 244-4255​​

Follow Us

IG: NielsenJewelers

Facebook: /NielsenJewelers

Store Hours

Mon - Fri: 9:00 am - 5:00 pm

Tuesday: 9:00 am - 7:00 pm

Saturday: 9:00 am - 2:00 pm

​Sunday: Closed

Nielsen Jewelers
753 BroadwayLorain, OH44052US
Phone: 440-244-4255 Website: http://www.nielsenjewelers.com/