Seiko Cal. 3817 - 381

The Seiko 3817-381 represents an important milestone in Seiko's 1997 lineup. It features a Burgundy dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-0aacb14a97f0]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

14.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Burgundy

Jewels

20j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1997

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