Seiko Cal. 5677 - 278

This Automatic model from 1983 features a 39mm Titanium case. Powered by the 5677 caliber with 33j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-81137e480fb1]

Also known as: Turtle

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

39mm

Case Thickness

12.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

90m

Dial Color

White

Jewels

33j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1983

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