Seiko Cal. 6344 - 905

This Spring Drive model from 1970 features a 37mm Stainless Steel case. It features a Navy dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-c6a1a29f3ca6]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Navy

Jewels

34j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1970

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