Seiko Cal. 0717 - 637

Seiko 0717-637

The Seiko 0717-637 represents an important milestone in Seiko's 1997 lineup. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-125f4acb3b2c]

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
39mm
Case Thickness
11.6mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
50m
Dial Color
Black
Jewels
20j
Frequency
36,000 bph
Power Reserve
51 hours
Year
1997

Related Models

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