Seiko Cal. 3860 - 231

The 3860-231 is a sought-after Solar piece from Seiko's golden era. Powered by the 3860 caliber with 29j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-3753cc3989a9]

Also known as: Monster

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

14.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

190m

Dial Color

Champagne

Jewels

29j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1981

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