Seiko Cal. 4440 - 577

Seiko 4440-577

This Automatic model from 1982 features a 42mm PVD Black case. Powered by the 4440 caliber with 31j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-cac64533f47e]

Also known as: Turtle, Goldfeather

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
42mm
Case Thickness
10.4mm
Lug Width
19mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
70m
Dial Color
White
Jewels
31j
Frequency
36,000 bph
Power Reserve
64 hours
Year
1982

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