RL 509 Date 6 Watch Movement Omega® 354 20mm has a Hole size

20mm has a Hole size of 2

Dimensions:  11

70 mm (height) round plastic crystal

Alpina 636

Adec® crystal reference A54-38270

RL 509 Date 6 Watch Movement Omega® 354 20mm has a Hole sizeRL 509 Date 6 RL 509 Date 6 Ronda Powertech Quartz Movement is a 3 hand (hour minute seconds) Swiss assembled with LARGE DATE at the 6 o'clock position. This gents movement is an 10 1 2 ligne movement, dimensions are 23. 30 mm in diameter with a height of 3. 00 mm, movement height H1. This is a 1 jewel movement, nickel plates, using a 371 battery with hand dimensions 120 70 20 (hour minute sweep second). The best way to determine your movement height