Seiko Cal. 6651 - 904

The Seiko 6651-904 represents an important milestone in Seiko's 1979 lineup. It features a Black dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-01d159c8f238]

Also known as: Tuna, Navigator

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

38mm

Case Thickness

13.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

60m

Dial Color

Black

Jewels

34j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1979

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