Seiko Cal. 4528 - 454

Seiko 4528-454

The 4528-454 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Champagne dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-44a39a87104d]

Also known as: Bullhead, World Timer

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
36mm
Case Thickness
8.1mm
Lug Width
19mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
50m
Dial Color
Champagne
Jewels
19j
Frequency
36,000 bph
Power Reserve
65 hours
Year
1981

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