Seiko Cal. 4440 - 850

Seiko 4440-850

The 4440-850 is a sought-after Hand-Winding piece from Seiko's golden era. With its 19mm lug width and 13.4mm profile, it sits comfortably on most wrists. [seikata-wm-64393194318f]

Also known as: UFO

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
13.4mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
90m
Dial Color
Cream
Jewels
22j
Frequency
28,800 bph
Power Reserve
42 hours
Year
1986

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