Art déco Natural unheated ruby 3.34 carats (certificate) and diamond ring

Type of jewelry: Antique jewelry / Antique ring
Era: Art Deco (circa 1930)
Metal: Platinum
Total weight (gross): 6.50 grams
Finger size: 56.5 (resizing possible)
Dimensions (ring head): 1.7 cm x 1.3 cm
Nature of stones: Ruby (3.34 carats, French Gemmology Laboratory examination indicating the absence of thermal modification) and diamonds, 8 x 8
Conservation condition: Very good condition
Bibliographic references:
Art Deco jewelry, Sylvie Raulet, Paris, Editions du Regard, 1991
Jewelry from Art Deco to the 1940s, Mélissa Gabardi (text prepared with the collaboration of Solange Schnall), Paris, Editions de l’Amateur, 1986
Art Deco and Avant-Garde Jewelry, Evelyne Possémé, Laurence Mouillefarine, Paris, Norma, 2009
Price: 8,900 euros
Reference: 31 035 1