Otto Frei.
Quality Jewelry Supplies for Generations - Since 1930
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Gruen Watch Movement Parts

 

Gruen Barrel & Covers

 

Gruen Sweep Pinions

 

Gruen Sweep Second Upper 3rd Wheels

 

Gruen Watch Regulators Flat

 

Gruen Rollers

 

Gruen Watch Regulators Breguet

 

Gruen Upper Balance Cap Jewels

 

Gruen Lower Balance Cap Jewels

 

Gruen Set Bridges

 

Gruen Sweep Second Tension Springs

 

Gruen Set Lever Pressure Springs

 

Gruen Pallet Forks and Arbors

 

Gruen Balance Completes

 

Mainsprings to fit Gruen Watch Movements

 

Gruen Watch Stems

   
Gruen Cal 330 Staff

GRUEN-330/723
$9.00

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Gruen Cal 405 Part #722 Hairspring

GRUEN405#722
$45.00

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Gruen Barrel Arbors

 

Gruen Watch Crowns

 

Gruen Cannon Pinions
Gruen Caliber First Year Production Dates

 

Gruen Center Wheels

 

Gruen Click Springs

 

Gruen Clicks

 

Gruen Clutch Lever Spring (Setting Springs)

 

Gruen Clutch Levers

 

Gruen Clutch Wheels

 

Gruen Crown Wheel Caps

 

Gruen Crowns Wheels

 

Gruen Escape Wheels

 

Gruen Fourth Wheels

 

Gruen Hour Wheels

 

Gruen Minute Wheels

 

Gruen Pallet Arbors

 

Gruen Ratchet Wheels

 

Gruen Set Levers (Detent)

 

Gruen Setting Wheels (Intermediate Wheels Old #23

 

Gruen Third Wheels

 

GRUEN Watch Crystals

 

Gruen Winding Pinions

www.ofrei.com
Otto Frei, Watch Parts Since 1930
Customers Entrance
126 2nd St. Oakland, California 94607
Mailing Address: PO BOX 796, Oakland Ca. 94604
Freight Shipment Address: 119 3rd St. Oakland Ca. 94607 USA


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For stock checks on watch parts not listed on the site please call the watch material department at 510-832-0355 ext 2., Monday to Friday 9 AM to 5 PM Pacific Standard Time Zone.
Stock Checks For Watch Movement & Watch Case Parts

Security/Privacy/Return Policy

United States
510.832.0355 EXT. 2
800.900.3734 (fax)

International
510.832.0355 EXT. 2
510.834.6217 (fax)