Seiko Cal. 6656 - 740

Seiko 6656-740

The Seiko 6656-740 represents an important milestone in Seiko's 1980 lineup. The Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-66c1a803b6d3]

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
15.9mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
60m
Dial Color
Silver
Jewels
17j
Frequency
28,800 bph
Power Reserve
40 hours
Year
1980

Related Models

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