Seiko Cal. 3850 - 685

This Spring Drive model from 1988 features a 34mm PVD Black case. Powered by the 3850 caliber with 18j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-ba69ea91a8ca]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

11.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Burgundy

Jewels

18j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1988

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