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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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Mother's day Collection

A GIFT FOR EVERY LOVING MOTHER 

 Sunday, May 14, is Mother's Day. Treat the most special woman in the world with a special gift. At Royal Coster Diamonds, there is a suitable gift for every loving mother. Yours too. Our Mother's Day selection consists of over 30 products. From a stylish bracelet to a beautiful necklace. From exclusive watches to jewelry from our Luna collection. You already have a gift for your mother from 295,-. 

To help you choose a gift to surprise your mother, we have a complete overview below. And every gift is delivered to your home festively wrapped. You will receive an exclusive Royal Coster Diamonds goodie bag with every online order during this Mother's Day period. 

26 Results

12 Brilliant Cut Diamond Stainless Steel Quartz Watch 32mm

Royal Coster Diamonds

$263.11

Unit price
per 

12 Brilliant Cut Diamond Yellow Stainless Steel Quartz Watch 32mm

Royal Coster Diamonds

$263.11

Unit price
per 

   MUST-HAVE  

Luna Floating Bezel Setting Ring 18K White Gold - Royal Coster Diamonds
Luna Floating Bezel Setting Ring 18K White Gold - Royal Coster Diamonds

Luna Bezel Solitaire Ring Brilliant Cut Diamond 18K Gold

Royal Coster Diamonds

from $490.55

Unit price
per 

Halo Diamond Pendant Necklace 18K & 14K White Gold

Royal Coster Diamonds

$1,917.57

Unit price
per 

   MUST-HAVE  

Luna Bezel (Multiple) Bracelet 18K Yellow Gold - Royal Coster Diamonds
Luna Bezel (Multiple) Bracelet 18K Yellow Gold - Royal Coster Diamonds

Luna Dangling Bracelet Brilliant Cut Diamond 18K Gold

Royal Coster Diamonds

from $686.75

Unit price
per 

Willeke Half Eternity Ring 18K Gold

Royal Coster Diamonds

Regular price $1,159.46 from $985.54

Unit price
per 

Luna Maxi Dangling Necklace Brilliant Cut Diamond 18K Gold

Royal Coster Diamonds

$2,274.33

Unit price
per 

12 Brilliant Cut Diamond Rose Stainless Steel Quartz Watch 32mm

Royal Coster Diamonds

$263.11

Unit price
per 

   MUST-HAVE  

Luna Raindrop Maxi Ring Brilliant Cut Diamond 18K Gold

Royal Coster Diamonds

$2,095.95

Unit price
per 

Luna Raindrop Earrings Single Drop 18K Yellow Gold

Royal Coster Diamonds

$2,631.09

Unit price
per 

Tissot Lovely Quartz 19,5mm

TISSOT

$396.89

Unit price
per 

Luna Raindrop Ring Brilliant Cut Diamond 18K Gold

Royal Coster Diamonds

$1,694.60

Unit price
per 

Luna Raindrop Infinity Bracelet Brilliant Cut Diamond 18K Gold

Royal Coster Diamonds

$4,058.11

Unit price
per 

Luna Raindrop Necklace Brilliant Cut Diamond 18K Gold

Royal Coster Diamonds

$2,006.75

Unit price
per 

Luna Bezel Solitaire Stud Earrings Brilliant Cut Diamond 18K Yellow Gold

Royal Coster Diamonds

from $847.29

Unit price
per 

Luna Raindrop Bracelet Brilliant Cut Diamond 18K Gold

Royal Coster Diamonds

$1,694.60

Unit price
per 

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