Seiko Cal. 6387 - 458

This Spring Drive model from 1970 features a 46mm Two-Tone case. Powered by the 6387 caliber with 33j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-f867d3facba2]

Also known as: Samurai, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

14.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

100m

Dial Color

Navy

Jewels

33j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1970

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