Seiko Cal. 4438 - 823

This Hand-Winding model from 1993 features a 38mm Hardlex-Coated Steel case. It features a Black dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-3bc9a6f5f492]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

8.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1993

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