Seiko Cal. 4458 - 728

Seiko 4458-728

This Hand-Winding model from 1966 features a 38mm Hardlex-Coated Steel case. It features a Black dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-d0ec94d41223]

Also known as: Monster, Bullhead

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
13.9mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
90m
Dial Color
Black
Jewels
24j
Frequency
36,000 bph
Power Reserve
64 hours
Year
1966

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