Seiko Cal. 4421 - 225

Seiko 4421-225

The 4421-225 is a sought-after Hand-Winding piece from Seiko's golden era. It features a White dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-85749f68e857]

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
46mm
Case Thickness
12.2mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
170m
Dial Color
White
Jewels
28j
Frequency
36,000 bph
Power Reserve
66 hours
Year
1975

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