Seiko Cal. 6390 - 458

This Automatic model from 1975 features a 46mm Two-Tone case. With its 18mm lug width and 15.4mm profile, it sits comfortably on most wrists. [seikata-wm-e5ef532f8131]

Also known as: Samurai, Monster

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

15.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

130m

Dial Color

Silver

Jewels

35j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1975

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