Seiko Cal. 6283 - 437

This Hand-Winding model from 1981 features a 42mm Titanium case. The Fixed bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-64bed42cdbf8]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

42mm

Case Thickness

10.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

120m

Dial Color

Cream

Jewels

18j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1981

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