Seiko Cal. 4537 - 588

The 4537-588 is a sought-after Solar piece from Seiko's golden era. Powered by the 4537 caliber with 20j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-be34b64fd657]

Also known as: Sportsmatic, Emperor

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

10.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

White

Jewels

20j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1983

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