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Find Your Ring Size

Royal Coster
Diamonds Size
MM / INCH (Circumference)
48 / 1.89 48 4½ 8
49 / 1.93 49 9
50 / 1.97 50 K 10
51 / 2.01 51 L 11
52 / 2.05 52 6 12
53 / 2.09 53 13
54 / 2.13 54 14
55 / 2.17 55 O 15
56 / 2.20 56 P 16
57 / 2.24 57 8 17
58 / 2.28 58 18
59 / 2.31 59 R 19
60 / 2.36 60 9 S 20

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Royal cleaning service - Royal Coster Diamonds

Royal cleaning service

Get your jewellery examined, cleaned and brought back to its original glory

Do you have old jewelry lying around that you love but looks dull and lost its original sparkle and maybe lost a diamond or has other issues? Or do you have family jewelry that was passed along for generations but you don't really know what it's worth? Then let the most trusted diamond polishers examine your jewellery and tell you what you need to know. But that's not all. Once we've told you what you have, we will also clean your jewellery to bring it back to the same beautiful sparkle you remember it for. That's the Royal Coster service.

Schedule an appointment

• Clean your jewelry
• Get advice on what you have and what it is worth
• Let our experts examine or analyze any flaws your jewelry might have and see how we can fix it. We look forward to welcoming you soon!

Get in touch and we will get back to you however you feel most comfortable.

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