Seiko Cal. 4430 - 434

Seiko 4430-434

The Seiko 4430-434 represents an important milestone in Seiko's 1977 lineup. Powered by the 4430 caliber with 24j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-25a998aaaaee]

Also known as: Turtle, Navigator

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
42mm
Case Thickness
8.4mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
130m
Dial Color
Silver
Jewels
24j
Frequency
21,600 bph
Power Reserve
38 hours
Year
1977

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