OMEGA Seamaster 300, Co-axial Master Chronometer, Ref. 234.30.41.21.01.001, movement and case no. 84148741, sold in 2023 A mint and attractive, full-set, large, water-resistant, stainless steel, tonneau-shaped, antimagnetic automatic, certified chronometer, diver’s wristwatch with matte black dial, broad arrow hands, Lolipop sweep center second, unidirectional revolving black bezel, stainless steel Omega bracelet with secured Omega deployant clasp. Fitted with a Cal. 8912, rhodium-plated, self-winding, 38 jewels, two barrels, co-axial escapement, certified master chronometer, silicium balance spring, monometallic balance, shock-absorbers, sapphire-set screwed case back, sapphire crystal, screwed down crown. Dial, case and movement signed. Diam. 41 mm. Thickness 13.85 mm. Approx. overall length 200 mm. Accompanied by a fitted presentation box with outer packaging, hang tag, user manual, Pictograms red card, Master Chronometer red card and international warranty red card dated February 2023. The Omega Seamaster 300 Co-Axial Master Chronometer, reference 234.30.41.21.01.001, was launched in 2021. This model is part of Omega's 2021 revamp of the Seamaster 300 collection, paying homage to the brand's iconic 1957 dive watch while incorporating modern advancements. This Seamaster 300 model combines vintage aesthetics with modern technology, making it a compelling choice for both diving professionals and watch enthusiasts.