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 bracelet with
deployant clasp.
Two-body, polished and brushed, curved lugs, snap on
case back.
Black with painted luminous Arabic quarters and
luminous dart indexes, outer minute divisions, subsidiary
seconds dial. Luminous steel broad arrow hands.
Cal. 267, copper-colored, 17 jewels, straight-line lever
escapement, monometallic balance, shock absorber, selfcompensating
Breguet balance spring, index regulator.