Seiko Cal. 6377 - 577

The 6377-577 is a sought-after Solar piece from Seiko's golden era. Powered by the 6377 caliber with 34j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-d3d68ba19713]

Also known as: UFO

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

11.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Black

Jewels

34j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1983

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