Seiko Cal. 5651 - 667

The Seiko 5651-667 represents an important milestone in Seiko's 1979 lineup. The Bidirectional bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-7ee26a2086bc]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

15.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

80m

Dial Color

White

Jewels

21j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1979

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