Seiko Cal. 6377 - 958

The 6377-958 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6377 caliber with 29j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-ffd7b36f4ccd]

Also known as: Sportsmatic, Emperor

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

11.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

110m

Dial Color

White

Jewels

29j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1979

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