Seiko Cal. 3898 - 639

This Hand-Winding model from 1996 features a 40mm Titanium case. It features a White dial protected by a Sapphire crystal and offers 50m of water resistance. [seikata-wm-f19043ac3ff0]

Also known as: Sumo, Goldfeather

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

50m

Dial Color

White

Jewels

19j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1996

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