This is an original vintage Omega Chronometre watch in solid 18k gold. This rare timepiece is under the case model 2365 measuring 33mm in diameter, excluding the crown by 41mm lug tip to lug tip. The crystal is brand new. The manual wind movement is power by a rare and highly collectible 30T2 SC RG caliber. Only a handful of this movement exists and they are known as the pre-Constellation chronometer movements. The movement serial number is 10337570 dating this watch to 1945. 16 jewels movement has been professionally serviced and running accurately. Beautiful and nicely aged factory original scientific dial. Original set of gold leaf hands. Will come with a new high-quality 17mm genuine leather strap. Wrist size in photo is 6 inches. If you're looking for a grail vintage Omega watch, this is one of them.