A very rare Omega Seamaster "MARINE" Iconic Watch. Omega's first 100% in house built quartz calibre! Very beautiful timepiece in excellent condition! The 1310 Omega movement features a unique mechanism for setting. On the right side are two recessed buttons. Pushing the lower one increments the date by one. Pushing the top one stops the second hand for precise synchronization. Rare Collectors timepiece. All original parts! Details: Brand: Omega. Model: Seamaster. MARINER. ST 396.0840. All Stainless Steel. Year:1976. Case: Omega Watch Case. Press-In. Case Size circa: 38x41mm. 12mm thick. Caliber: Omega 1310. Quartz Electronic Analogic. Wristband: Omega. Stainless Steel. Adjustable. Length: 18cm including the watch. Waterproof: Yes. 30 meters.(Not Tested. No Guarantee). Lume: Yes. Omega Travel Etui: Yes. Papers: No. Condition: This beautiful timepiece is in excellent working order, and it has been hardly ever used, in beautiful cosmetic condition. Very light scratches from storage and gently use. (Please see pictures for details as they are the part of the description.) Customs duties in your own country may apply. This item will be packed very well and will be shipped insured.