Omega® Crown (Waterproof, Tap 1.00 mm), case numbers: 3944, 105.006, 145.0006, 145.0016, 145.0024, 145.0029 Rolex® 180 white dial & black Roman

white dial & black Roman numerals

case numbers: 1781110

part # 723-2

It measures 10" x 10" and is made in the UK

• More heat resistant than HSS and less brittle than carbide

Omega® Crown (Waterproof, Tap 1.00 mm), case numbers: 3944, 105.006, 145.0006, 145.0016, 145.0024, 145.0029 Rolex® 180 white dial & black RomanOmega Crown (Waterproof, Tap 1. 00 mm), case numbers: 3944, 105. 006, 145. 0006, 145. 0016, 145. 0024, 145. 0029 Omega Yellow Waterproof Divers Crown, slightly domed, diameter 6. 70 mm, fits tube 2. 50 mm, total height 3. 05 mm, flush pipe, tap 1. 00 mm. Fits Omega case numbers: 3944, 105006, 1450006, 1450016, 1450024, 1450029 *Perrin Supply Ltd is independent of and not affiliated with or sponsored by Omega. Omega warranty does not apply to parts