Published by on August 16, 2026 Omega Marine Chronometer cal 1511. Running with no known issues. All functions work as they should. Keeping excellent time as would be expected. The watch was fully serviced in 2015 by Swiss Time Services and has only been worn a couple of times since. The service receipt and majority of parts replaced are included in the package. During the service, a new Ex circuit was fitted which should make the watch reliable for years to come. Basic summary of condition: Case- stainless steel in good condition with some scratches and marks from use. See pics for details. Dimensions are 49mm long , 34.5cm wide with crown and 12.6mm deep. The original brush lines still visible on sides and rims still have their mirror finish. Crystal- replaced at service and in excellent condition. Case back - . Stainless steel. Nice clean main area with some minor marks and scratches. Movement- nice clean example of an omega cal 1511 (see pics) movement reference number matches that on the case and the service record. The movement is currently running well keeping time to within approx 1 secs per day. The date change works correctly as does the pusher for the seconds adjustment. Movement dated to ca. 1975. Dial- black with white markers . Very good condition with a couple of minor marks visible under loupe. Date at 6. Bracelet - original chunky omega stainless steel ref 1209/202 which is the original bracelet for this watch. Some minir marks and scratches. Polished to brush finish at service by STS. Signed omega on buckle Known faults - non Water resistance - not water resistance due to age The watch will be sent in an Omega branded service case. International buyers welcome via GSP For sale through e bay only. Correspondence through e-bay only. Time keeping correct at time of testing but is not warrented. Pictures form part of description. If you would like any further pics, please ask via eBay. Any questions please ask and thanks for looking! Watch stand not included.