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If you have a query regarding our jewellery or the use of our website, you can contact us in the following ways:
By Email
Please email us at info@jewelco.co.uk.
We aim to answer all email enquiries within 24 hours (UK working days).
By Telephone
Please call our Customer Service team on +44 (0) 3754 5025
Working Hours:
Monday to Thursday, between 10am and 4pm.
Friday, between 10am and 12pm.
In Writing
JCO London
18 St Cross Street
London
EC1N 8UN
United Kingdom
We regret we are unable to receive the public at this address
Free standard shipping worldwide.
UK:
Shipping Method | Order Value | Shipping Cost |
Standard | £0.00 - | FREE |
Express | £0.00 - £99.99 | £4.99 |
Express | £100 - | FREE |
Shipping Method | Order Value | Shipping Cost |
Standard | £0.00 - | FREE |
Express | £0.00 - £149.99 | £14.99 |
Express | £150 - | FREE |
Credit Card: Visa, MasterCard, Maestro, American Express. The total will be charged to your card when the order is shipped.
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To view our returns policy CLICK HERE
Diameter (mm) |
Circumference (mm) |
UK Australia |
USA Canada |
France | Germany |
11.95 | 37.54 | A | 1/2 | - | - |
12.18 | 38.26 | A 1/2 | 3/4 | - | - |
12.37 | 38.86 | B | 1 | - | - |
12.6 | 39.58 | B 1/2 | 1 1/4 | - | - |
12.78 | 40.15 | C | 1 1/2 | - | - |
13 | 40.84 | C 1/2 | 1 3/4 | - | - |
13.21 | 41.5 | D | 2 | 41 1/2 | 13 1/2 |
13.41 | 42.13 | D 1/2 | 2 1/4 | - | - |
13.61 | 42.76 | E | 2 1/2 | 42 3/4 | 13 3/4 |
13.83 | 43.45 | E 1/2 | 2 3/4 | - | - |
14.05 | 44.14 | F | 3 | 44 | 14 |
14.15 | 44.45 | F 1/2 | 3 1/8 | - | - |
14.25 | 44.77 | F 3/4 | 3 1/4 | - | - |
14.36 | 45.11 | G | 3 3/8 | 45 1/4 | - |
14.45 | 45.4 | G 1/4 | 3 1/2 | - | 14 1/2 |
14.56 | 45.74 | G 1/2 | 3 5/8 | - | - |
14.65 | 46.02 | H | 3 3/4 | 46 1/2 | - |
14.86 | 46.68 | H 1/2 | 4 | - | 15 |
15.04 | 47.25 | I | 4 1/4 | 47 3/4 | - |
15.27 | 47.97 | I 1/2 | 4 1/2 | - | 15 1/4 |
15.4 | 48.38 | J | 4 5/8 | 49 | 15 1/2 |
15.53 | 48.79 | J 1/4 | 4 3/4 | - | - |
15.7 | 49.32 | J 1/2 | 5 | - | 15 3/4 |
15.8 | 49.64 | K | 5 1/8 | 50 | - |
15.9 | 49.95 | K 1/4 | 5 1/4 | - | - |
16 | 50.27 | K 1/2 | 5 3/8 | - | - |
16.1 | 50.58 | L | 5 1/2 | 51 3/4 | 16 |
16.3 | 51.21 | L 1/4 | 5 3/4 | - | - |
16.41 | 51.55 | L 1/2 | 5 7/8 | - | - |
16.51 | 51.87 | M | 6 | 52 3/4 | 16 1/2 |
16.71 | 52.5 | M 1/2 | 6 1/4 | - | - |
16.92 | 53.16 | N | 6 1/2 | 54 | 17 |
17.13 | 53.82 | N 1/2 | 6 3/4 | - | - |
17.35 | 54.51 | O | 7 | 55 1/4 | 17 1/4 |
17.45 | 54.82 | O 1/2 | 7 1/4 | - | - |
17.75 | 55.76 | P | 7 1/2 | 56 1/2 | 17 3/4 |
17.97 | 56.45 | P 1/2 | 7 3/4 | - | - |
18.19 | 57.15 | Q | 8 | 57 3/4 | 18 |
18.35 | 57.65 | Q 1/2 | 8 1/4 | - | - |
18.53 | 58.21 | Q 3/4 | 8 1/2 | - | 18 1/2 |
18.61 | 58.47 | R | 8 5/8 | 59 | - |
18.69 | 58.72 | R 1/4 | 8 3/4 | - | - |
18.8 | 59.06 | R 1/2 | 8 7/8 | - | - |
18.89 | 59.34 | R 3/4 | 9 | - | 19 |
19.1 | 60 | S | 9 1/8 | 60 1/4 | - |
19.22 | 60.38 | S 1/4 | 9 1/4 | - | - |
19.31 | 60.66 | S 1/2 | 9 3/8 | - | - |
19.41 | 60.98 | S 3/4 | 9 1/2 | - | 19 1/2 |
19.51 | 61.29 | T | 9 5/8 | 61 1/2 | - |
19.62 | 61.64 | T 1/4 | 9 3/4 | - | - |
19.84 | 62.33 | T 1/2 | 10 | - | 20 |
20.02 | 62.89 | U | 10 1/4 | 62 3/4 | - |
20.2 | 63.46 | U 1/2 | 10 1/2 | - | 20 1/4 |
20.32 | 63.84 | V | 10 5/8 | 63 | - |
20.44 | 64.21 | V 1/4 | 10 3/4 | - | - |
20.68 | 64.97 | V 1/2 | 11 | - | 20 3/4 |
20.76 | 65.22 | W | 11 1/8 | 65 | - |
20.85 | 65.5 | W 1/4 | 11 1/4 | - | - |
20.94 | 65.78 | W 1/2 | 11 3/8 | - | - |
21.08 | 66.22 | W 3/4 | 11 1/2 | - | 21 |
21.18 | 66.54 | X | 11 5/8 | 66 1/4 | - |
21.24 | 66.73 | X 1/4 | 11 3/4 | - | - |
21.3 | 66.92 | X 1/2 | 11 7/8 | - | - |
21.49 | 67.51 | Y | 12 | 67 1/2 | 21 1/4 |
21.69 | 68.14 | Y 1/2 | 12 1/4 | - | - |
21.89 | 68.77 | Z | 12 1/2 | 68 3/4 | 21 3/4 |
22.33 | 70.15 | Z+1 | 13 | - | 22 |
22.69 | 71.28 | Z+2 | - | - | - |
23.06 | 72.45 | Z+3 | - | - | - |
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