Seiko Cal. 4440 - 594

Seiko 4440-594

The 4440-594 is a sought-after Hand-Winding piece from Seiko's golden era. With its 20mm lug width and 15.3mm profile, it sits comfortably on most wrists. [seikata-wm-88ebdda9116b]

Also known as: Shogun, Helmet

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
40mm
Case Thickness
15.3mm
Lug Width
20mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
40m
Dial Color
Champagne
Jewels
22j
Frequency
21,600 bph
Power Reserve
43 hours
Year
1987

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