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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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Archive Collection

Archive Collection

Introducing our exclusive "Archive Collection"—a captivating display of rare and exquisite pieces. Embrace timeless elegance now. 

18 Results

Pave Paper Clip Necklace 18K White Gold - Royal Coster Diamonds
Sale

Pave Paper Clip Necklace 18K White Gold

Royal Coster Diamonds

Regular price € 3.600 € 1.800

Unit price
per 

Pave Bangle 18K White Gold - Royal Coster Diamonds
Sale

Pave Bangle 18K White Gold

Royal Coster Diamonds

Regular price € 14.900 € 7.450

Unit price
per 

Pave Intertwined Bubble Ring 18K Rose Gold - Royal Coster Diamonds
Pave Intertwined Bubble Ring 18K Rose Gold - Royal Coster Diamonds
Sale

Pave Intertwined Bubble Ring 18K Rose Gold

Royal Coster Diamonds

Regular price € 6.550 € 3.275

Unit price
per 

Pave Paper Clip Double Bracelet 18K White Gold - Royal Coster Diamonds
Sale

Pave Paper Clip Double Bracelet 18K White Gold

Royal Coster Diamonds

Regular price € 3.800 € 1.900

Unit price
per 

Pave Paper Clip Bracelet 18K White Gold - Royal Coster Diamonds
Sale

Pave Paper Clip Bracelet 18K White Gold

Royal Coster Diamonds

Regular price € 5.150 € 2.575

Unit price
per 

Pavé Square Black&White Diamond Necklace 18K White Gold - Royal Coster Diamonds
Sale

Pavé Square Black&White Diamond Necklace 18K White Gold

Royal Coster Diamonds

Regular price € 3.650 € 1.825

Unit price
per 

Pavé Leaf Black&White Diamond Ring 18K White Gold - Royal Coster Diamonds
Pavé Leaf Black&White Diamond Ring 18K White Gold - Royal Coster Diamonds
Sale

Pavé Leaf Black&White Diamond Ring 18K White Gold

Royal Coster Diamonds

Regular price € 4.600 € 2.300

Unit price
per 

Pave Intertwined Ring 18K White Gold - Royal Coster Diamonds
Pave Intertwined Ring 18K White Gold - Royal Coster Diamonds
Sale

Pave Intertwined Ring 18K White Gold

Royal Coster Diamonds

Regular price € 12.400 € 6.200

Unit price
per 

Pavé Baroque Black&White Diamond Necklace 18K White Gold - Royal Coster Diamonds
Sale

Pavé Baroque Black&White Diamond Necklace 18K White Gold

Royal Coster Diamonds

Regular price € 5.950 € 2.975

Unit price
per 

Pavé Circle Black&White Diamond Necklace 18K White Gold - Royal Coster Diamonds
Sale

Pavé Circle Black&White Diamond Necklace 18K White Gold

Royal Coster Diamonds

Regular price € 4.650 € 2.325

Unit price
per 

Leaf Drop Earrings 18K White Gold - Royal Coster Diamonds
Sale

Leaf Drop Earrings 18K White Gold

Royal Coster Diamonds

Regular price € 2.650 € 1.325

Unit price
per 

Pave Drop Pendant 18K White Gold - Royal Coster Diamonds
Sale

Pave Drop Pendant 18K White Gold

Royal Coster Diamonds

Regular price € 3.450 € 1.725

Unit price
per 

Pave Bubble Hoop Earrings 18K White Gold - Royal Coster Diamonds
Sale

Pave Bubble Hoop Earrings 18K White Gold

Royal Coster Diamonds

Regular price € 10.000 € 5.000

Unit price
per 

Pavé Drop Black&White Diamond Pendant 18K White Gold - Royal Coster Diamonds
Sale

Pavé Drop Black&White Diamond Pendant 18K White Gold

Royal Coster Diamonds

Regular price € 2.000 € 1.000

Unit price
per 

Pavé Circle Drop Black&White Diamond Earrings 18K White Gold - Royal Coster Diamonds
Sale

Pavé Circle Drop Black&White Diamond Earrings 18K White Gold

Royal Coster Diamonds

Regular price € 9.350 € 4.675

Unit price
per 

Pavé Hearts Black&White Diamond Earrings 18K White Gold - Royal Coster Diamonds
Sale

Pavé Hearts Black&White Diamond Earrings 18K White Gold

Royal Coster Diamonds

Regular price € 4.000 € 2.000

Unit price
per