Seiko Cal. 4444 - 103

This Quartz model from 1978 features a 37mm PVD Black case. It features a Black dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-0c6377f6cab6]

Also known as: Helmet, Sportsmatic

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

37mm

Case Thickness

12.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Black

Jewels

22j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1978

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