Seiko Cal. 4528 - 745

The Seiko 4528-745 represents an important milestone in Seiko's 1996 lineup. Powered by the 4528 caliber with 18j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-270ea885b6ef]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

10.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

130m

Dial Color

Green

Jewels

18j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1996

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