400 Day Clock Suspension Unit 53A ETA 2457 6S21 Miyota Quartz Watch Movement

6S21 Miyota Quartz Watch Movement is a Multi-Function Chronograph movement

Jaeger LeCoultre® balance-spring fastener

13 breguet teeth

Pallet Jewel 43 french pallet jewels

60 mm with a thickness of 4

400 Day Clock Suspension Unit 53A ETA 2457 6S21 Miyota Quartz Watch Movement400 Day Clock Suspension Unit 53A can be identified in the Horolovar 400 Day Repair Guide and is the same as Unit 53B. 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 Hermle (FHS) 75 Electronic, Hermle 865, Hermle 945, Hermle 955 (1971). Hermle part number is E021 01340. A B Total Length 88. 5 mm 2. 5 mm 105 mm Note: Please see enlarge