Seiko Cal. 7122 - 641

The 7122-641 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7122 caliber with 18j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-6f033997d3a2]

Also known as: Silverwave

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

10.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

100m

Dial Color

White

Jewels

18j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1977

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