Seiko Cal. 6683 - 454

This Hand-Winding model from 1988 features a 38mm PVD Black case. It features a Silver dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-618f99d49411]

Also known as: Tuna, UFO

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

38mm

Case Thickness

12.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Silver

Jewels

21j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1988

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