Seiko Cal. 4546 - 731

This Automatic model from 1975 features a 43mm Two-Tone case. With its 20mm lug width and 11.3mm profile, it sits comfortably on most wrists. [seikata-wm-64fa4fcf3a22]

Also known as: Samurai, Baby Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

11.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

120m

Dial Color

Green

Jewels

21j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1975

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