Seiko Cal. 5647 - 198

The Seiko 5647-198 represents an important milestone in Seiko's 1970 lineup. The Bidirectional bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-112be877f41e]

Also known as: Golden Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

43mm

Case Thickness

11.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Black

Jewels

31j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1970

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