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Art Deco Platinum Diamond Brooch

Item Details

Style: Art Deco, Vintage
Materials: Platinum
Brooch Closure Type: Trombone
Hallmarks: Unmarked
Total Weight (grams): 14.00
Primary Stone(s) Type: Diamond
Primary Stone(s) Shape: Old European Cut, Swiss Cut
Primary Stone(s) Dimensions: 3.20 mm – 4.10 mm
Total Primary Stone(s) Carat Weight: 0.55 ctw
Primary Stone(s) Color Grade: G – H
Primary Stone(s) Clarity Grade: SI1 – SI2
Secondary Stone(s) Type: Diamond
Secondary Stone(s) Shape: Polki
Secondary Stone(s) Dimensions: 1.50 mm – 2.00 mm – approximate
Total Secondary Stone(s) Carat Weight: Unable to Accurately Estimate Carat Weight Due to Cuts
Secondary Stone(s) Color Grade: G – H
Secondary Stone(s) Clarity Grade: I1 – I2
Secondary Stone(s) Inclusions: Surface Reaching Inclusions
  • This item has been evaluated and verified by a GIA Graduate Gemologist.
  • 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. Treatments for jadeite and other gemstones are assumed unless otherwise noted.
  • Pre-owned jewelry may contain minor markings/imperfections throughout.
  • While we represent items accurately on our site to the best of our ability, the color calibration of computer monitors can vary, causing colors to appear slightly different from one monitor to another. Due to this, please note that precise color representation of metal and gemstones is not always possible.


- the closure is loose.
- missing one stone.
- the polki cut diamonds are chipped and abraded.

Item #


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