Seiko Cal. 6321 - 444

This Spring Drive model from 1965 features a 34mm Titanium case. It features a Black dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-201a29f52b22]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

34mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Black

Jewels

22j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1965

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