Van Cleef & Arpels Ebony wood and diamond watch pendant in 18k white gold

The watch features white mother of pearl dial, with 3 and 9 roman numerals, Swiss Made. The watch sits within a ebony wood and diamond encrusted white gold case. Mounted on 18k white gold snake chain.
The watch is inscribed: Van Cleef & Arpels, 750, Serial number. 
Stamped with makers marks and Swiss and French gold marks. 
Chain inscribed with 750 and stamped with french hallmark.

Diamonds:
44 round brilliant cut diamonds
Total weight: approximately 1.30ct
Color: D-F
Clarity: VVS

Watch pendant measurements: 31mm by 21mm
Chain thickness: 2.4mm
Chain length: 26 inches

Weight: 50.4 grams

Ref# 510-000-1132