Seiko Cal. 3840 - 858

The Seiko 3840-858 represents an important milestone in Seiko's 1997 lineup. The Bidirectional bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-b823f35a1782]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

36mm

Case Thickness

15.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Green

Jewels

17j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1997

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