Seiko Cal. 6644 - 996

Seiko 6644-996

This Solar model from 1988 features a 40mm Titanium case. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-9807d1ddaf4e]

Also known as: Helmet, Navigator

Specifications

Movement
Solar
Case Material
Titanium
Case Width
40mm
Case Thickness
14.1mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
160m
Dial Color
Black
Jewels
18j
Frequency
28,800 bph
Power Reserve
54 hours
Year
1988

Related Models

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