GIRARD PERREGAUX BUMPER SYSTEM, 1940S

Brand

Girard Perregaux

Model

Automatic Bumper

Gender

Man‎

Country of origin

Switzerland‎ ‎

Decade

1940s‎ ‎

Year of manufacture

1948

Serial number

38AE 0111

Movement

Automatic‎ ‎

Crystal

Original Plexiglass, flawless‎ ‎

Dial

Beige, with Arabic numerals‎ ‎

Case material

Gold-plated steel, 20 microns.‎ ‎

Diameter without crown

33 mm

Diameter with crown

35.2 mm‎ ‎

Lug-to-lug length

39.2 mm‎ ‎

Thickness

10 mm

Strap width

18 mm‎ ‎ ‎

Strap material

Genuine leather vaccine‎ ‎

Strap color

Black‎

Closure/buckle

Squirrel-type, gold-plated steel.‎ ‎

Condition of the watch

Very good, with slight signs of aging.‎

Case/Box

Yes, generic.‎ ‎

Documentation

Free Certificate of Authenticity available on request‎

Girard-Perregaux watches with the Bumper system represent a fascinating stage in Swiss watchmaking history, standing out for their technical innovation and their role in the evolution of automatic movements. Developed mainly in the 1940s and 1950s, these watches incorporated the automatic winding mechanism known as the “bumper”, a pioneering system that laid the foundation for modern automatic movements. Girard-Perregaux, one of Switzerland’s most prestigious brands, leveraged this technology to create watches that combined traditional craftsmanship and technical advancements, solidifying their reputation as an innovative firm.

Origins and development of the Bumper system

The Bumper system was one of the first automatic winding mechanisms used in watchmaking. Unlike modern automatic movements that rotate 360 degrees, the Bumper system operates with a rotor that oscillates in a limited arc, “bumping” or “rebounding” against stops (hence the name “bumper”). This mechanism, although less efficient than later systems, was a significant advance in its time, as it allowed the watch to be wound through the natural movement of the user’s arm.

Girard-Perregaux adopted this system in the 1940s, incorporating it into some of its most iconic models. The Swiss brand, founded in 1791, was already known for its haute horlogerie, and the use of the Bumper system reinforced its image as an innovative and forward-thinking firm.

Design and features

Girard-Perregaux watches with the Bumper system are characterized by their classic and sophisticated aesthetics. The cases, generally made of gold or stainless steel, feature an elegant and timeless design, with dials that often include applied indices or Arabic numerals, and stylized hands. Many of these models also incorporated details such as enamel dials or artisanal engravings, reflecting the brand’s high level of craftsmanship.

Regarding the movements, the calibers with the Bumper system used by Girard-Perregaux were known for their reliability and precision. Although the Bumper system was not as efficient as later automatic movements, it offered a practical and functional solution for the time, allowing users to enjoy the convenience of an automatic watch without the need for manual winding.

Impact and legacy

Girard-Perregaux watches with the Bumper system were highly popular during the 1940s and 1950s, attracting an audience that valued technical innovation and elegant design. These models helped solidify Girard-Perregaux’s reputation as a leading brand in Swiss watchmaking, capable of combining tradition and advanced technology.

Today, Girard-Perregaux watches with the Bumper system are highly appreciated by collectors and vintage watch enthusiasts. Their classic design, innovative history, and connection with one of Switzerland’s most prestigious brands make them highly sought-after pieces. These watches represent a transitional period in watchmaking when manufacturers were exploring new ways to improve the functionality and comfort of mechanical watches.

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GIRARD PERREGAUX AÑO 1957, CUERDA MANUAL - TEMPPUS:

GIRARD PERREGAUX YEAR 1957, MANUAL WINDING

Brand

Girard Perregaux

Model

Clásico

Gender

Man‎

Country of origin

Switzerland‎ ‎

Decade

1950s‎ ‎

Year of manufacture

1957

Movement

Manual rope‎

Caliber

27-1158

Crystal

Original PLexiglás‎ ‎

Dial

Mother-of-pearl, with second hand at 6 o'clock‎ ‎

Diameter with crown

36.2 mm‎

Lug-to-lug length

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Thickness

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Strap width

18 mm‎ ‎ ‎

Strap material

Genuine leather vaccine‎ ‎

Strap color

Black‎

Closure/buckle

Stainless Steel, Clasp Type.‎ ‎

Condition of the watch

Very good, with slight signs of aging.‎

Case/Box

Yes, generic.‎ ‎

Documentation

Free Certificate of Authenticity available on request‎

Screenshot

GIRARD PERREGAUX, VINTAGE YEAR 1954, HAND-WOUND

Brand

Girard Perregaux

Model

Classic‎

Gender

Man‎

Country of origin

Switzerland‎ ‎

Decade

1950s‎ ‎

Year of manufacture

1954

Movement

Manual rope‎

Caliber

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Crystal

Original PLexiglás‎ ‎

Dial

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Corona

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Case material

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Diameter without crown

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Diameter with crown

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Strap width

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Closure/buckle

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Condition of the watch

Very good, with slight signs of aging.‎

Case/Box

Yes, generic.‎ ‎

Documentation

Free Certificate of Authenticity available on request‎

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Model

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Gender

Man‎

Decade

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Year of manufacture

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Serial number

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Case code

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Movement

Automatic‎ ‎

Caliber

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Crystal

Origin plexiglass‎ ‎

Dial

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Bezel

Stainless steel‎ ‎

Corona

Yours truly‎ ‎

Case material

Stainless steel‎ ‎

Diameter without crown

36 mm

Diameter with crown

37.5 mm‎ ‎

Lug-to-lug length

41 mm

Thickness

10 mm

Strap width

22 mm

Strap material

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Strap color

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Closure/buckle

Steel, original Omega‎ ‎

Condition of the watch

Very good, with slight signs of aging.‎

Case/Box

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Documentation

Free Certificate of Authenticity available on request‎

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Model

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Decade

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Manual rope‎

Caliber

Titan 230

Crystal

Original PLexiglás‎ ‎

Dial

Cream color with 12-hour numbering in the center‎ ‎

Corona

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Case material

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Diameter without crown

37 mm

Diameter with crown

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Lug-to-lug length

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Thickness

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Strap width

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Strap material

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Strap color

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Condition of the watch

Very good, with slight signs of aging.‎

Case/Box

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OMEGA CALIBER 30T2, VINTAGE YEAR 1939

Brand

Omega

Model

Classic 30T2‎ ‎

Gender

Man‎

Decade

1930s‎ ‎

Year of manufacture

1939

Serial number

9454590

Case code

1037B756

Movement

Manual rope‎

Caliber

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Crystal

Plexiglass‎

Dial

Beige with Arabic numerals, patinated‎ ‎

Corona

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Case material

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Diameter without crown

36 mm

Diameter with crown

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Lug-to-lug length

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Thickness

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Strap width

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Strap material

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Strap color

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Closure/buckle

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Condition of the watch

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Case/Box

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Documentation

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GIRARD PERREGAUX, YEAR 1972, AUTOMATIC

Gender

Man‎

Decade

1970s

Year of manufacture

1972

Serial number

4059 RA

Caliber

461-770 Gyromatics

Crystal

Original PLexiglás‎ ‎

Dial

Black, impeccable‎ ‎

Corona

Original, signed Girard Perregaux‎ ‎

Case material

Stainless steel‎ ‎

Diameter without crown

35 mm

Diameter with crown

37 mm

Lug-to-lug length

42 mm

Thickness

9 mm‎

Strap width

18 mm‎ ‎ ‎

Strap material

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Strap color

Black‎

Closure/buckle

Stainless steel‎ ‎

Condition of the watch

Very good, with slight signs of aging.‎

Case/Box

Yes, generic.‎ ‎

Documentation

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Model

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Gender

Man‎

Decade

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Case code

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Movement

Manual rope‎

Caliber

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Crystal

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Dial

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Bezel

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Diameter with crown

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Well, with logical signs of the passage of time.‎ ‎

Case/Box

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SEIKO 7006-7002 AUTOMATIC, VINTAGE YEAR 1971

175,00 

Brand

Seiko

Model

7006-7002 Automatic‎ ‎

Gender

Man‎

Decade

1970s

Year of manufacture

1971

Serial number

152818

Case code

7006-7002

Movement

Automatic‎ ‎

Caliber

Seiko 7006A

Crystal

Original PLexiglás‎ ‎

Dial

Silver, flawless‎ ‎

Bezel

Stainless steel‎ ‎

Corona

Yours original‎ ‎

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Stainless steel‎ ‎

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Lug-to-lug length

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Strap width

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Closure/buckle

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Very good, with slight signs of aging.‎

Case/Box

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Documentation

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