Taking the legendary Speedmaster design and combining it with the style of the chronograph wristwatches of 1940, this new OMEGA Speedmaster Chronoscope Bronze Gold Co‑Axial Master Chronometer Chronograph Men\'s Watch is crafted in OMEGA\'s exclusive bronze gold. At A Glance  Presented on a brown leather strap 43mm case size with 50m water resistance Crafted in OMEGA’s exclusive Bronze Gold, with an oxidised bronze dial featuring a special patina and opaline finish A polished brown ceramic bezel ring with its tachymeter scale in \"\"vintage\"\" enamel Leaf-shaped hands and Arabic numerals featured in an 18ct Bronze Gold PVD coating A unique “spiral” track pattern runs beneath the numbers Dial is printed with three distinctive timing scales in a 1940’s “snail” design, including a tachymeter scale, a pulsometer scale and a telemeter scale Silvery small-seconds counter at 9H, and a silvery 60-minute and 12-hour recorder at 3H Scratch‑resistant sapphire crystal with anti‑reflective treatment on both sides Powered by the manual-winding OMEGA Co-Axial Master Chronometer Calibre 9908 Power reserve of up to 60 hours