400 Day Clock Suspension Unit 51B Omega® 242 30 mm (edge) round magnified

30 mm (edge) round magnified mineral crystal with black trim and silver hour tracks

1/10 second retrograde @ 12 and a date window at the 3 o'clock position

total length 10

square domed top

sun & moon window @ 3

400 Day Clock Suspension Unit 51B Omega® 242 30 mm (edge) round magnified400 Day Clock Suspension Unit 51B can be identified in the Horolovar 400 Day Repair Guide. To decipher what type of suspension unit is needed you must first identify the back plate of a 400 day clock using the Horolovar 400 Day Repair Guide. To be used for Kundo Quartz Standard 77. A B Total Length 87 mm 15 mm 116. 5 mm Note: Please see enlarge image for measurement explanation.