AN ART DECO RUBY AND DIAMOND WRISTWATCH, BY OSTERTAG
With nickel-finished lever movement and bi-metallic compensation balance, 18 jewels, the rectangular silver matte dial with black Arabic numerals, decorated with half moon and baguette-cut diamond detail, the bracelet designed as a cluster of carved cabochon ruby blossoms, with marquise-cut and collet-set diamond leaves and buds, to the half moon and circular-cut diamond clasp, mounted in platinum, circa 1925, 7 ins., with French assay marks and maker's mark
Case signed Ostertag, movement signed Audemars Piguet, no. 39727
AN ART DECO RUBY AND DIAMOND WRISTWATCH, BY OSTERTAG
With nickel-finished lever movement and bi-metallic compensation balance, 18 jewels, the rectangular silver matte dial with black Arabic numerals, decorated with half moon and baguette-cut diamond detail, the bracelet designed as a cluster of carved cabochon ruby blossoms, with marquise-cut and collet-set diamond leaves and buds, to the half moon and circular-cut diamond clasp, mounted in platinum, circa 1925, 7 ins., with French assay marks and maker's mark
Case signed Ostertag, movement signed Audemars Piguet, no. 39727
.jpg?maxwidth=3840)