Seiko Cal. 4436 - 670

Seiko 4436-670

The Seiko 4436-670 represents an important milestone in Seiko's 1998 lineup. Powered by the 4436 caliber with 30j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-ab30ffd6ee98]

Also known as: Turtle

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
40mm
Case Thickness
8.6mm
Lug Width
18mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
30m
Dial Color
Green
Jewels
30j
Frequency
21,600 bph
Power Reserve
60 hours
Year
1998

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