Seiko Cal. 4428 - 270

Seiko 4428-270

The 4428-270 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Navy dial protected by a Hardlex crystal and offers 70m of water resistance. [seikata-wm-41a157281297]

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
38mm
Case Thickness
15.9mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
70m
Dial Color
Navy
Jewels
22j
Frequency
21,600 bph
Power Reserve
62 hours
Year
1994

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seikata-wm-41a157281297