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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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742 Results

14K Bi-Color Gold Diamond Cluster Brushed Wedding Ring

Royal Coster Diamonds

$1,920.78

Unit price
per 

14K Rose Gold Classic Fjory Bracelet

FJORY

$1,462.53

Unit price
per 

14K Rose Gold Fjory Bracelet

FJORY

$1,083.87

Unit price
per 

14K White Gold Classic Fjory Bracelet

FJORY

$1,462.53

Unit price
per 

14K White Gold Fjory Bracelet Diamond Stripes

FJORY

$3,013.78

Unit price
per 

14K Yellow And White Gold Diamond Fjory Bracelet

FJORY

$2,788.77

Unit price
per 

14K Yellow And White Gold Fjory Bracelet Diamond

FJORY

$2,556.46

Unit price
per 

14K Yellow And White Gold Fjory Bracelet Diamonds

FJORY

$5,263.83

Unit price
per 

14K Yellow And White Gold Fjory Diamond Bracelet

FJORY

$3,654.04

Unit price
per 

1858 Automatic 40mm - Royal Coster Diamonds
1858 Automatic 40mm - Royal Coster Diamonds
Sale

1858 Automatic 40Mm

MONTBLANC

Regular price $2,679.94 $2,143.95

Unit price
per 

1858 Automatic 42mm - Royal Coster Diamonds
1858 Automatic 42mm - Royal Coster Diamonds
Sale

1858 Automatic 42Mm

MONTBLANC

Regular price $4,481.81 $3,585.44

Unit price
per 

1858 Geosphere Automatic 42mm - Royal Coster Diamonds
1858 Geosphere Automatic 42mm - Royal Coster Diamonds
Sale

1858 Geosphere Automatic 42Mm Black Dial

MONTBLANC

Regular price $5,487.92 $4,390.33

Unit price
per 

1858 Geosphere Automatic 42mm - Royal Coster Diamonds
1858 Geosphere Automatic 42mm - Royal Coster Diamonds
Sale

1858 Geosphere Automatic 42Mm Blue Dial

MONTBLANC

Regular price $5,762.31 $4,609.85

Unit price
per 

18K Bi-Color Gold Diamond Pave Split Brushed Wedding Ring

Royal Coster Diamonds

$1,966.51

Unit price
per 

18K Gold 0.15 Carat Half Eternity Diamond Wedding Ring

Royal Coster Diamonds

$841.48

Unit price
per 

18K Gold 0.18 Carat Half Eternity Diamond Wedding Ring

Royal Coster Diamonds

$1,051.85

Unit price
per 

Find your Signature ring

The Signature rings collection brings together the best rings from all of our signature collections. Whether it’s the bright colors of the Rainbow collection, the stylish Nikkie collection, the famous Royal 201 Signature C collection, the timeless Coster Classic collection, or the romantic rings from our Engagement and Wedding collection, every ring is chosen for its stunning look and fine quality.

This special collection is the very best we have. It includes many different designs, all made with the finest care and luxury in mind. Skilled craftsmen make each ring by hand, picking diamonds that shine and sparkle brightly. These signature rings show the top quality that we offer more than 180 years.

The Signature rings collection is perfect for someone who wants a ring that stands out. With everything from rings with many colors to simple and elegant designs, this collection lets you find the perfect ring that fits your own style and tells your personal story.

Get your dream ring

Whether you’ve set your eyes on an a wedding ring or a rainbow ring, we have what you’re looking for. We have many different ring settings. We can make one exactly how you want it and with the kind of diamonds you want. Contact us to find your dream rings.