Seiko Cal. 5643 - 309

Seiko 5643-309

The Seiko 5643-309 represents an important milestone in Seiko's 1985 lineup. Powered by the 5643 caliber with 36j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-d3b4a98e9c0b]

Also known as: Sportsmatic, Arnie

Specifications

Movement
Kinetic
Case Material
Gold-Plated
Case Width
46mm
Case Thickness
12.4mm
Lug Width
18mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
130m
Dial Color
Silver
Jewels
36j
Frequency
36,000 bph
Power Reserve
48 hours
Year
1985

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