Seiko Cal. 6311 - 691

This Spring Drive model from 1994 features a 36mm Titanium case. It features a Navy dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-6e60446d613b]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

13.1mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Navy

Jewels

21j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1994

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