Seiko Cal. 4444 - 550

Seiko 4444-550

The 4444-550 is a sought-after Spring Drive piece from Seiko's golden era. It features a Champagne dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-296bc909d53f]

Also known as: Helmet, Crown

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
36mm
Case Thickness
11.2mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
180m
Dial Color
Champagne
Jewels
21j
Frequency
28,800 bph
Power Reserve
42 hours
Year
1993

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