Omega Speedmaster Grey Side of the Moon

44.25mm, plasma‑treated grey case, grey anodized aluminium open‑worked dial, matching ceramic tachymeter bezel. Cal.3869 manual‑winding Master Chronometer movement, 50‑hour power reserve, dual‑sided moon‑surface engraving, case‑back engraved with Apollo 8 quote. Optional rubber strap, coated nylon strap.