Seiko Cal. 6391 - 628

The Seiko 6391-628 represents an important milestone in Seiko's 1970 lineup. It features a Champagne dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-deff743168fa]

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

38mm

Case Thickness

12.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Champagne

Jewels

19j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1970

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