Seiko Cal. 4439 - 813

Seiko 4439-813

The Seiko 4439-813 represents an important milestone in Seiko's 1979 lineup. Powered by the 4439 caliber with 34j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-e8ba646b113d]

Also known as: Turtle

Specifications

Movement
Solar
Case Material
Titanium
Case Width
34mm
Case Thickness
8.0mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
140m
Dial Color
Cream
Jewels
34j
Frequency
36,000 bph
Power Reserve
69 hours
Year
1979

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