Seiko Cal. 3869 - 731

This Hand-Winding model from 1986 features a 45mm Hardlex-Coated Steel case. The Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-fd5b185cb4ef]

Also known as: Turtle, Flighty

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

15.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1986

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