OMEGA REF. 2990 RANCHERO STEEL
Omega, "Ranchero 30 mm." movement No. 15859257, Ref. 2990/ 1. Made in 1957.
Fine and rare, water-resistant, manual winding, stainless
steel wristwatch with a stainless steel Omega link bracelet
with deployant clasp.
Two-body, polished and brushed, curved lugs, snap on
case back.
Black with painted luminous Arabic quarters and dart
indexes, outer minute track, subsidiary seconds dial. Luminous
steel broad arrow hands.
Cal. 267, copper-colored, 17 jewels, straight-line lever
escapement, monometallic balance, shock absorber,
self-compensating Breguet balance spring, index regulator.