Seiko Cal. 4439 - 723

Seiko 4439-723

The 4439-723 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4439 caliber with 32j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-c075ae1bab43]

Also known as: Turtle, Shogun

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
43mm
Case Thickness
11.9mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
170m
Dial Color
Champagne
Jewels
32j
Frequency
36,000 bph
Power Reserve
42 hours
Year
1983

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seikata-wm-c075ae1bab43