Seiko Cal. 3858 - 809

The 3858-809 is a sought-after Solar piece from Seiko's golden era. Powered by the 3858 caliber with 21j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-aa02a2324b2e]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

40mm

Case Thickness

15.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

140m

Dial Color

Cream

Jewels

21j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1980

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