The Citizen 5330A is a direct relative to the caliber 2340A is seen only on very few movements, and so, the 5330A is a little speciality.
Some of the numbers on the date ring are so tiny, that they can’t be identified with pure eyes. But to use the available space of the date window as optimal as possible, the numbers differ in their size. Mainly, when one of the digits is a “1”, the other digit is printed very wide.
|Number of jewels:||17|
Glucydur anular balance|
Parashock 3 (Citizen)|
|Balance bearing / direction hairspring:||Counterclockwise|
|Adjust mechanism:||Hairspring key|
|Functions:||hour, minute, second, day|
|Size:||6 3/4 x 8'''|