Seiko Cal. 6694 - 628

The Seiko 6694-628 represents an important milestone in Seiko's 1969 lineup. It features a Navy dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-b24769317089]

Also known as: Helmet, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Navy

Jewels

27j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1969

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