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Our signature collections
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Signature Rings
Rainbow Ring Brilliant Cut Diamond & Sapphire 18K Rose Gold
Royal Coster Diamonds
$2,878.96
- Unit price
- /per
Rainbow Maxi Ring Brilliant Cut Diamond & Sapphire 18K Rose Gold
Royal Coster Diamonds
$3,688.66
- Unit price
- /per
Signature C Embellished Solitaire Ring Royal 201 Cut Diamond 18K Gold
Royal Coster Diamonds
from $7,152.41
- Unit price
- /per
Signature C Solitaire Ring Royal 201 Cut Diamond 18K Gold
Royal Coster Diamonds
from $2,024.26
- Unit price
- /per
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Signature Bracelets
MUST-HAVE
Luna Dangling Bracelet Brilliant Cut Diamond 18K Gold
Royal Coster Diamonds
from $692.74
- Unit price
- /per
Luna Bezel Tennis Bracelet Brilliant Cut Diamond 18K Gold
Royal Coster Diamonds
$4,723.28
- Unit price
- /per
Rainbow Bangle Brilliant Cut Diamond & Sapphire 18K Rose Gold
Royal Coster Diamonds
$5,532.99
- Unit price
- /per
Signature Earrings
Rainbow Hoop Earrings Brilliant Cut Diamond & Sapphire 18K Rose Gold
Royal Coster Diamonds
$2,249.19
- Unit price
- /per
Miriam Floral Earrings 18K Gold (small)
Royal Coster Diamonds
Regular price
$1,259.54
from $1,070.61
- Unit price
- /per
MUST-HAVE
Rainbow Hoop Huggie Earrings Brilliant Cut Diamond & Sapphire 18K Rose Gold
Royal Coster Diamonds
$2,069.25
- Unit price
- /per
Luna Bezel Solitaire Huggie Earrings Brilliant Cut Diamond 18K White Gold
Royal Coster Diamonds
from $1,259.54
- Unit price
- /per
Signature Necklaces
Nikkie Solitaire Necklace Brilliant Cut Diamond 18K Yellow Gold
Royal Coster Diamonds
$535.31
- Unit price
- /per
Nikkie Solitaire Necklace Brilliant Cut Diamond 18K Yellow Gold
Royal Coster Diamonds
$535.31
- Unit price
- /per
Luna Raindrop Necklace Brilliant Cut Diamond 18K Gold
Royal Coster Diamonds
$2,024.26
- Unit price
- /per