Seiko Cal. 6685 - 339

This Hand-Winding model from 1993 features a 42mm Titanium case. It features a Black dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-195bfb2b4db4]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

42mm

Case Thickness

9.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Black

Jewels

30j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1993

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