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For sale (or trade) is my Omega Speedmaster Professional reference 310.30.42.50.01.002. The moon watch. This model has the sapphire crystal (the Sapphire Sandwich) and features Omega Co-Axial calibre 3861. The Speedmaster Professional is now a Master Chronometer. Anti-magnetic, super accurate and now with hacking seconds. And this newest version has the microadjustment bracelet clasp. It's a manual winding chronograph movement. This Speedy is in near mint condition. 42 mm in…
FSOT: OMEGA SPEEDMASTER PROFESSIONAL 3861 SAPPHIRE 5 YEAR WARRANTY
