Seiko Cal. 3813 - 877

This Automatic model from 1997 features a 41mm Stainless Steel case. It features a Silver dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-45401e368f40]

Also known as: UFO, World Timer

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

12.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Silver

Jewels

33j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1997

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