Seiko Cal. 6312 - 690

Seiko 6312-690

Released in 1972, the Cal. 6312 with design code 690 was part of Seiko's domestic market collection. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-de154aa32118]

Also known as: Rally, Navigator

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
41mm
Case Thickness
10.3mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
170m
Dial Color
Burgundy
Jewels
33j
Frequency
36,000 bph
Power Reserve
60 hours
Year
1972

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