Seiko Cal. 4545 - 330

This Hand-Winding model from 1987 features a 43mm Stainless Steel case. With its 21mm lug width and 12.5mm profile, it sits comfortably on most wrists. [seikata-wm-317913e72ba3]

Also known as: Tuna, Bullhead

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

12.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

180m

Dial Color

Cream

Jewels

28j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1987

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