Seiko Cal. 3821 - 367

This Automatic model from 1975 features a 41mm Two-Tone case. Powered by the 3821 caliber with 33j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-99a372ee8efa]

Also known as: Turtle, Sea Horse

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

140m

Dial Color

White

Jewels

33j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1975

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