Seiko Cal. 4451 - 577

This Hand-Winding model from 1987 features a 36mm Hardlex-Coated Steel case. It features a Burgundy dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-987be3f5d394]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

14.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Burgundy

Jewels

30j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1987

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