OMEGA SEAMASTER PROFESSIONAL
CHRONOGRAPH YELLOW GOLD
Omega, "Seamaster Professional, Chronometer",
case No. 48600206. Made circa 1993.
Fine and rare, water-resistant, 18K yellow gold diver's
wristwatch with date, round button chronograph, helium
escape valve, gold bezel graduated for the decompression
times, and an Omega 18K yellow gold brick-link bracelet with
Three-body, solid, polished and brushed, lyre lugs, unidirectional
rotating gold bezel with faceted edges, gas escape
valve at 10, sapphire crystal.
Blue wave pattern with painted luminous dot indexes,
subsidiary dials for the seconds, 12-hour and 30- minute
registers, outer minute/seconds divisions, date aperture at 3.
Yellow gold arrow hands with luminous tips.
Cal. 1164, automatic, 17 jewels, monometallic balance,
shock absorber, selfcompensating flat balance spring.