Seiko Cal. 6691 - 446

Seiko 6691-446

This Automatic model from 1966 features a 42mm Titanium case. It features a Navy dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-b046e3d9d515]

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
42mm
Case Thickness
8.3mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
200m
Dial Color
Navy
Jewels
31j
Frequency
36,000 bph
Power Reserve
39 hours
Year
1966

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