Here is an original and rare vintage Seamaster Chronometre watch. The solid 18k gold case measures 34mm across, excluding the crown by 43mm lug tip to lug tip. The case model is 2577 SC. A brand new crystal and new case gasket. Very rare factory original finish "Plank" dial in well-aged condition. Professionally serviced bumper automatic movement running solid and accurate. The movement calibre is 352 with serial number 12274991, dating this watch to 1950. Caliber 352 is a special and limited made movement. This watch will come with a new 18mm high-quality vintage style genuine leather strap. Ready for everyday wearing, the wrist size in the photo is 6 inches. Original gold minute hand has some scratches. Case back has minor dent caused by the dings as can see in a couple images. The dent is light and does not show from the inside or affect the watch in any matters.