Seiko Cal. 7171 - 207

This Hand-Winding model from 1978 features a 43mm Two-Tone case. With its 21mm lug width and 8.5mm profile, it sits comfortably on most wrists. [seikata-wm-14a4c4188099]

Also known as: Tuna, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

8.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

30m

Dial Color

Black

Jewels

20j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1978

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