Seiko Cal. 6276 - 331

This Spring Drive model from 1979 features a 45mm PVD Black case. It features a Navy dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-95d5cbc9ca8a]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

45mm

Case Thickness

14.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Navy

Jewels

20j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1979

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