Seiko Cal. 4428 - 529

Seiko 4428-529

The 4428-529 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Burgundy dial protected by a Sapphire crystal and offers 30m of water resistance. [seikata-wm-275e89ffdb45]

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
42mm
Case Thickness
13.5mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
30m
Dial Color
Burgundy
Jewels
19j
Frequency
28,800 bph
Power Reserve
50 hours
Year
1974

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