Seiko Cal. 4526 - 440

The Seiko 4526-440 represents an important milestone in Seiko's 1972 lineup. Powered by the 4526 caliber with 29j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-d4e45ae34458]

Also known as: Sumo, Flighty

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

45mm

Case Thickness

15.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

190m

Dial Color

White

Jewels

29j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1972

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