Seiko Cal. 4421 - 258

Seiko 4421-258

The 4421-258 is a sought-after Kinetic piece from Seiko's golden era. It features a Champagne dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-e6b41331f248]

Also known as: Tuna

Specifications

Movement
Kinetic
Case Material
Two-Tone
Case Width
41mm
Case Thickness
14.7mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
110m
Dial Color
Champagne
Jewels
18j
Frequency
28,800 bph
Power Reserve
57 hours
Year
1968

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