Seiko Cal. 3857 - 241

This Spring Drive model from 1997 features a 43mm Two-Tone case. Powered by the 3857 caliber with 26j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-afc4039468ac]

Also known as: Shogun, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

43mm

Case Thickness

12.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

140m

Dial Color

Champagne

Jewels

26j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1997

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