An 18K White Gold, Diamond, and Gemstone Duette Brooch

Silver-topped gold and mixed metals brooch with 18K rose gold clip backs, designed as a Duette brooch that converts to two fur clips, centering an old mine-cut diamond at center weighing approximately 0.60 carats, with (M - N) color and VS clarity, accented by one hundred seventy single-cut and old European-cut diamonds, near colorless (H - J), with one faint brown diamond, and SI - I clarity. Brooch is accented by six black onyx each measuring approximately 2.80mm x 3.14mm, and four coral each measuring approximately 3.80mm x 3.70mm. Total estimated weight of diamonds: 6.10 carats.

(Length: 2 1/4; Width: 1 3/8in; Weight: 21.6 Gross dwt.)

Provenance

Private collection, Lancaster, Pennsylvania.

Please note that all information provided such as weight, grade, color, and clarity are approximate and the opinion of the Jewelry Department of Freeman's. All gemstones were measured and graded in their settings unless otherwise noted.

Overall Condition: Significant scratches and signs of wear, convertible function and clasps in working order, brooch not stamped, testing as silver-topped gold and mixed metals, clip backs stamped 18K.

Diamonds: One old mine-cut diamond measuring approximately 4.88mm x 5.09mm, approximately 0.60 carats, with (M - N) color, and VS clarity, and one hundred seventy single and old European-cut diamonds measuring from approximately 1.00mm at the smallest to 2.90mm at the largest, near colorless (H - J), with one faint brown diamond, SI - I clarity, and some chips and age appropriate wear. Total estimated weight of diamonds: 6.10 carats.

Onyx: Six black onyx each measuring approximately 2.80mm x 3.14mm.

Coral: Four coral each measuring approximately 3.80mm x 3.70mm.