Seiko Cal. 4597 - 220

The Seiko 4597-220 represents an important milestone in Seiko's 1968 lineup. Powered by the 4597 caliber with 28j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-f134d90ab469]

Also known as: Tuna

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

10.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

70m

Dial Color

Green

Jewels

28j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1968

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