Seiko Cal. 3879 - 377

This Spring Drive model from 1980 features a 41mm Titanium case. Powered by the 3879 caliber with 18j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-88be850060b7]

Also known as: Turtle

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

41mm

Case Thickness

13.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1980

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