Seiko Cal. 6377 - 945

The Seiko 6377-945 represents an important milestone in Seiko's 1970 lineup. Powered by the 6377 caliber with 27j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-cfb72fdf7b9a]

Also known as: Silverwave, Golden Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

14.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

120m

Dial Color

Champagne

Jewels

27j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1970

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