A masterclass in mid-century elegance and horological – innovation.Jaeger-LeCoultre Cal. P812 Bumper Automatic

This stunning Jaeger-LeCoultre from the 1960s embodies everything that defines the golden era of Swiss watchmaking: technical precision, restrained design, and timeless proportions.

At its heart is the Caliber P812, an early automatic bumper movement, cherished by collectors for its mechanical charm and historical importance. The soft hum of the bumper rotor recalls a time when automatic technology was still a refined novelty — and JLC was at the forefront.

The 35 mm stainless steel case flows effortlessly with integrated lugs, while the silver dial with subtle minute track reflects light in all the right ways. Clean, balanced, and quietly sophisticated.

Whether worn daily or reserved for special occasions, this piece delivers on all fronts: heritage, wearability, and timeless appeal.

- wrist size in our picture is 18cm circumference - 

DIAL:

• original never touched silver/white dial in great condition
• original hands & crown
  

STRAP & BUCKLE:

• matte grey GOLDAMMER Kardinal leather strap fitting up to 20 cm wrist size / 2 mm thick
• stainless steel GOLDAMMER buckle

CASE:

• excellent overall condition, showing no traces of use
• 3- body 18k stainless steel case with screw-down case back
• professionally polished to JLC Factory specifications
• 35 mm (without crown) / 39 mm (lug-to-lug) / 17 mm (between lugs) / 9.7 mm thick
• year: 1960s
  
• total weight: 36 g

MOVEMENT:

• Jaeger LeCoultre Cal. 812 - automatic bumper 
• 17 jewels, 19800 A/h, 40 hours power reserve
• professionally serviced 08/2025
• +15 sec/d / 270°

BOX & PAPERS:

• GOLDAMMER certificate of authenticity & service documentation card
• GOLDAMMER box

GOLDAMMER REFERENCE: #1137