Seiko Cal. 3813 - 686

This Hand-Winding model from 1997 features a 37mm Titanium case. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-21197d57c588]

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

37mm

Case Thickness

12.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1997

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