Omega Seamaster Professional Chronograph Black Dial Co-Axial SS (35102)

35102 Omega Seamaster Co-Axial Professional Chronograph, 21030445101001, stainless steel on a stainless steel bracelet, automatic co-axial Omega caliber 9900 movement, date at 6 o'clock, black dial and bezel, luminescent hands and hour markers, sapphire crystal, 60 hour power reserve, water resistant to 300m, diameter: 44mm. Like New with stickers still on the caseback with the original box and papers, which are undated.


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More about Omega Seamaster Professional Chronograph Black Dial Co-Axial SS

This is a stainless steel Omega Seamaster Co-Axial Professional It has an integral Omega stainless steel link bracelet and a scratch-resistant sapphire crystal. It has a screw-down protected winding crown, and a screw-down crown helium release valve at the 10 o'clock position on the left-side case band. It has a screw-down solid case back with a center medallion that's engraved with "SEAMASTER," the sea horse logo, and the Omega emblem in high relief. The 41mm diameter solid three-body case, lyre lugs, bracelet, and unidirectional revolving black bezel with scalloped edges and 60-minute Arabic numerals every ten minutes with a luminous round/triangle at 12 o'clock, are polished/brushed. The dial is black with "Seamaster" in red letters, applied luminous steel dots and baton indices, skeletonized steel arrow hands with luminous tips, and a center sweep second hand with a red needle tip. It has a perimeter minute/second track, and a date aperture window at the 3 o'clock position. It has a 48-hour power reserve at full wind, and it's water resistant to 300 meters/1000 feet. The 13mm thick case, dial, and movement are all signed.

This Omega Seamaster Co-Axial Professional has a mechanical automatic self-winding Omega caliber 2500 movement. It's rhodium-plated, and constructed with 27 jewels, a co-axial escapement, and a shock absorber device. It includes a monometallic balance, a free-sprung self-compensating flat balance spring, and a hacking seconds device for precision time setting. The mechanism oscillates at a frequency of 28,800 vph (4 Hz).