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18K Mother-of-Pearl and 3.20 CTW Diamond Butterfly Double Clip Brooch

Item Details

Material: 18K Gold
Brooch Closure Type: Trombone
Hallmarks: 18K 750
Total Weight (grams): 37.70

Type: Mother-of-Pearl
Shape: Freeform Cabochon
Dimensions: 8.10 mm x 3.30 mm – 20.40 mm x 16.25 mm – approximate

Type: Diamond
Shape: Round Brilliant Cut
Dimensions: 1.00 mm – 1.50 mm
Carat Weight: 3.04 ctw
Color Grade: G – I
Clarity Grade: VS2 – SI1
Gemologist Note: One or more diamonds are lab grown

Type: Diamond
Shape: Marquise Cut
Dimensions: (4.00) mm x (2.00) mm – (estimate)
Carat Weight: 0.16 ctw
Color Grade: H – I
Clarity Grade: SI1 – SI2

  • This item has been evaluated and verified by multiple GIA Graduate Gemologists.
  • All diamond and gemstone grading is done under GIA standards as the mounting permits, where gemstones are present; where mountings impede accurate measurements, (estimated) dimensions are provided. All weights and measurements are estimated and approximate. Industry standard and accepted treatments for gemstones are assumed unless otherwise noted.


- visble glue to mother-of-pearl.
- the mother-of-pearl are chipped.
- missing a round brilliant cut diamond.

Item #


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