Seiko Cal. 3831 - 528

The 3831-528 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3831 caliber with 30j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-4ef274d53def]

Also known as: Monster, Goldfeather

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

44mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

180m

Dial Color

Cream

Jewels

30j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1982

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