

Omega Constellation Day Date 35 mm, Ref. 168.016 in 18 kt gold with original Omega buckle and strap. The cal.751 dates back to 1968 (from the serial number). The watch works very well and is in excellent condition. It is a deluxe model with the initials OM on the dial, which stand for oro massive (solid gold), meaning that the watch is made entirely of 18 kt solid gold (approximately 30 g of gold).