Seiko Cal. 5231 - 488

The Seiko 5231-488 represents an important milestone in Seiko's 1989 lineup. Powered by the 5231 caliber with 30j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-ae19d401f716]

Also known as: Samurai, Emperor

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

38mm

Case Thickness

8.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

White

Jewels

30j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1989

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