Seiko Cal. 3888 - 531

The 3888-531 is a sought-after Quartz piece from Seiko's golden era. Powered by the 3888 caliber with 29j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-df7559216dec]

Also known as: Goldfeather, Sportsmatic

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

12.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Black

Jewels

29j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1972

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