Seiko Cal. 4531 - 238

Released in 1989, the Cal. 4531 with design code 238 was part of Seiko's domestic market collection. Powered by the 4531 caliber with 24j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-c49e40ff0dd3]

Also known as: World Timer, Emperor

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

43mm

Case Thickness

9.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

200m

Dial Color

Silver

Jewels

24j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1989

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