Omega® Crown (Waterproof, Tap 0.90 mm), square, diameter 3.00 mm, fits tube 1.60 mm, see all case numbers in description Omega® 1030 RL6003B Swiss RL 6003B Swiss

RL6003B Swiss RL 6003B Swiss Ronda Normtech Quartz Movement is a 3 hand (hour/minute/sweep seconds) Swiss assembled with LARGE DATE at the 12 o'clock position

111) = F04-115

75X features a working distance of 14" and has a magnification of 1 3/4X

Concord 686

Omega® Crown (Waterproof, Tap 0.90 mm), square, diameter 3.00 mm, fits tube 1.60 mm, see all case numbers in description Omega® 1030 RL6003B Swiss RL 6003B SwissOmega Crown (Waterproof, Tap 0. 90 mm), square, diameter 3. 00 mm, fits tube 1. 60 mm, see all case numbers in description Omega Yellow Waterproof Crown, Square, diameter 3. 00 mm, fits tube 1. 60 mm, total height of crown 2. 25 mm, short pipe, tap 0. 90 mm. Fits Omega case numbers: 1920042, 1920043, 1920044, 1920054, 1960138, 1960141, 1960147, 1960149, 1960157, 1960158, 1980120, 1980121, 1980122, 1980123, 1980125, 3920007, 3980855, 3980856, 6490147,