Seiko Cal. 0718 - 851

This Hand-Winding model from 1991 features a 40mm Titanium case. With its 18mm lug width and 8.6mm profile, it sits comfortably on most wrists. [seikata-wm-a820a332e913]

Also known as: Baby Tuna, Arnie

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

8.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

140m

Dial Color

Cream

Jewels

29j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1991

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