Seiko Cal. 6316 - 993

The Seiko 6316-993 represents an important milestone in Seiko's 1970 lineup. It features a Navy dial protected by a Hardlex crystal and offers 60m of water resistance. [seikata-wm-0198aece3966]

Also known as: Bullhead, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

12.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Navy

Jewels

26j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1970

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