De Grisogono Diamond White Gold Snake Necklace

DESIGNER: De Grisogono

CIRCA: 1980s

MATERIALS: 18 karat White Gold

GEMSTONE: Black diamond round brilliant cut 57.90 carats total

GEMSTONE 2: White diamond round brilliant cut 36.90 carats total

WEIGHT: 202.7 grams

MEASUREMENTS: Snake head 1 x 3/4 inch (2.5 x 2.0 cm). Length 20 inches (50 cm), width varies from 1/2 to 1/4 inch (1.3 to 0.6 cm)

HALLMARKS: De Grisogono maker's mark, hallmark for 18 karat gold, diamonds total weights, place of manufacture