50 mm (for flat dial)
25 mm Cutting Broach 9
400 Day Clock Suspension Unit 5B can be identified in the Horolovar 400- Day Repair Guide and is the same as Unit 4
The indicator at the 6 o'clock is a 1/20th seconds retrograde and a 60 seconds small seconds indicator
Omega® 552
0446 Watch Mainspring1.25 x 0.10 x 265 (10 1/2")Calibers in description) Jaeger-LeCoultre Original Vintage Crystals 50 mm (for flat dial)Dimensions: 1. 25 x 0. 10 x 265 (10 1 2") End Type: tongue end Material: Swiss Made blue steel Calibers: Bulova 8WH, Benrus AX, BO, Conord 500, Doxa 78, ETA 969, ETA 1000, 1001, 1002, 1003, 1004, 1005, 1006. 1007, 1008, 1009, 1060, 1220, ETA 1222, 1223, 1225, 1226, 1227, 1228, 1229, 1230, 1231, 1232, 1233, Enicar 70, Eterna 1225, Glycine 166, Hamilton 655, Helbros 124, Marc Favre 495, 575, Movado 910, Montilier 550, Omega 17. 11, 17. 80R, Record 174,