Seiko Cal. 4531 - 457

This Automatic model from 1986 features a 43mm Two-Tone case. Powered by the 4531 caliber with 21j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-a99bec34e4a4]

Also known as: Silverwave

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

15.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

White

Jewels

21j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1986

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