Authentic GERALD GENTA bi-retro automatic watch movement and crown


Out of stock

Out of stock

Automatic watch movement Gerald Genta GA3 with crown.

The movement is an elaborated grade version of an ETA 2892A2 , with blue screws and Cotes de Geneve finishing, with jump hour, retrograde minutes and retrograde date.

The oscillating weight is signed Gerald Genta | TWENTY-ONE 21 JEWELS | ADJUSTED | SWISS.

Power-Reserve : 42h
Mechanism : Automatic Jumping hours, minutes in the center, retrograde date
Vibrations : 28’800 vph
Balance : 3 arms Glucydur ring
Balance-spring : Flat
Escapement : Lever
Jeweling : 21 jewels

The article is sold “as is” – any other parts that are not mentioned in the description or shown in the photos are not included with this movement.

The movement is working but it was never tested for precision. As for any other vintage or used movement, a basic revision is recommended.

All the movements in our offers are service or replacement parts meant to be used by professionals for watch servicing. The movements are handled and stored in different boxes or containers, operations that may affect their accuracy. These movements are supposed to be cleaned, oiled, timed or adjusted by a professional before fully corresponding to the manufacturer specifications.


Crown, Movement, Stem