Seiko Cal. 0739 - 497

The Seiko 0739-497 represents an important milestone in Seiko's 1974 lineup. The Bidirectional bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-41ab7e8ef0ee]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

43mm

Case Thickness

9.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Champagne

Jewels

21j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1974

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