Seiko Cal. 4597 - 400

The Seiko 4597-400 represents an important milestone in Seiko's 1982 lineup. Powered by the 4597 caliber with 27j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-1539dde65495]

Also known as: Tuna, Navigator

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

34mm

Case Thickness

15.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1982

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