Seiko Cal. 3857 - 541

This Solar model from 1988 features a 40mm PVD Black case. Powered by the 3857 caliber with 31j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-6414a08f3182]

Also known as: Golden Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

40mm

Case Thickness

8.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Champagne

Jewels

31j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1988

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