Reference: ST 146.0011
International collection: 1970
Movement Type: Manual winding (mechanical)
Caliber number: 930, Created in 1969, 17 jewels
Functions: Date, Chronograph, Subsecond
Case: Stainless steel,
Case back: Screw-in, Full metal
Dial: With subsecond at 6 o'clock and 30 minute counter at 12 o'clock, with a choice of 2 types of inner scales :
1. "0-12"
2. "0-60"
Crystal: Armoured hesalite
Bracelet: Corfam
Water resistance: 60 meters

MORE INFORMATION
Case :"Bullhead" (43 x 43 mm), with two crowns (one at 6 o'clock and another one at 12 o'clock).
For corfam strap of 22 mm lug-size
Bezel : inside rotating, available with two types of scales (0-12 or 0-60).
Swiss retail price (1970) : CHF 375.-

(Information courtesy of Omega Vintage Information @ www.omegawatches.com)