Seiko Cal. 3899 - 313

This Hand-Winding model from 1988 features a 35mm Gold-Plated case. It features a Champagne dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-0fa86d6ef211]

Also known as: Sumo, UFO

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

9.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Champagne

Jewels

23j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1988

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