Seiko Cal. 3864 - 887

This Spring Drive model from 1996 features a 35mm Titanium case. It features a Navy dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-270ddc9f9bca]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

8.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Navy

Jewels

30j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1996

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