Seiko Cal. 6340 - 804

This Automatic model from 1971 features a 37mm Hardlex-Coated Steel case. It features a White dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-986671e24337]

Also known as: Helmet, Sportsmatic

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

9.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

White

Jewels

28j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1971

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