Seiko Cal. 3880 - 677

The Seiko 3880-677 represents an important milestone in Seiko's 1976 lineup. It features a Silver dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-94e56341c9c9]

Also known as: Samurai, World Timer

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

11.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Silver

Jewels

26j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1976

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