A modernist three-dimensional geometric piece, designed in New York city by the jewelry designer's La Triomphe, back in the early 1970's. This sculptural cocktail ring was crafted with cubism shapes in solid yellow gold of 14 karats, with brushed finish. Black Onyx: The top part is mounted with one square flat piece (13 x 10 x 2 mm), carved from natural black onyx. Diamonds: Accented with 4 calibrated round brilliant cuts diamonds, 0.32 carats, white colorless F/G color, VS-2 clarity. Weight: 22.35 grams, (14.33 Dwt). Size: 6.5, sizable. Measurements: From the top view is 23 mm by 15 mm (0.90 x 0.59 Inches) and raise 9 mm over the finger. Hallmarks: Stamped with the company maker's mark of the "Arc de Triomphe", the gold assay mark and signed, "La Triomphe 14kt". Good conditions. Upon Request, Auction House may provide ring resizing or/and appraisal. This will carry an additional cost. Appraisals are made by our in house GIA certified Gemologist.