Seiko Cal. 4522 - 537

The Seiko 4522-537 represents an important milestone in Seiko's 1971 lineup. Powered by the 4522 caliber with 27j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-4a8143f25dc1]

Also known as: Navigator, Flighty

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

12.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Silver

Jewels

27j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1971

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