Seiko Cal. 3877 - 963

This Automatic model from 1977 features a 41mm Two-Tone case. Powered by the 3877 caliber with 31j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-975ce2d60fcd]

Also known as: Silverwave, Navigator

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

9.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Burgundy

Jewels

31j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1977

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