Art Deco Diamond, Jadeite Jade, Black Onyx, Platinum-Topped Gold,...

Art Deco Diamond, Jadeite Jade, Black Onyx, Platinum-Topped Gold, White Metal Brooch, French Stones: Carved and pierced jadeite jade; mine-cut diamonds weighing a total of approximately 0.15 carat; carved black onyx; rose-cut diamonds Metal: Platinum-topped 18k gold, white metal Marked: French hallmarks Gross Weight: 10.80 grams Dimensions: 15/16 inch x 1-13/16 inches *Note: Jadeite jade not tested for origin of color or treatment Peter Shemonsky, the Curated Collection of an Antiques Roadshow Appraiser and Noted Jewelry Historian HID09710052018 © 2023 Heritage Auctions | All Rights Reserved

Condition Report: Diamonds:Avg Color: G-H-IAvg Clarity: SIShape(s): Mine, Rose-cutCount: 26 - 50Colored Gems:Type(s): Jadeite Jade, Black OnyxShape(s): Oval, CarvedCount: 1 - 25Avg Quality: GoodMetals:Platinum-Topped GoldWhite MetalOverall Condition: GoodCondition Notes: This delightful brooch depicts a couple of inquisitive birds sweetly nestled within the leaves and flowers. Having French hallmarks. Mounting tests platinum-topped 18k gold; frame backing tests 18k gold; pinstem appears to be replacement and tests white metal. Rose-cut diamonds measuring 0.60 mm to 1.20 mm; one diamond deficient. Minor abrasions and scuffs to jadeite jade. Completed by a pinstem and a pull, twist component with a C-catch.