Seiko Cal. 6658 - 727

Seiko 6658-727

This Spring Drive model from 1972 features a 41mm Hardlex-Coated Steel case. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-1e5434b1cb15]

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
41mm
Case Thickness
11.5mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
140m
Dial Color
Black
Jewels
32j
Frequency
36,000 bph
Power Reserve
48 hours
Year
1972

Related Models

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