Seiko Cal. 6377 - 641

The 6377-641 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6377 caliber with 24j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-116f1926b78d]

Also known as: Flighty

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

14.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

100m

Dial Color

White

Jewels

24j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1987

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