Seiko Cal. 5647 - 709

Seiko 5647-709

The Seiko 5647-709 represents an important milestone in Seiko's 1980 lineup. Powered by the 5647 caliber with 34j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-054aa2ed968f]

Also known as: Helmet, Arnie

Specifications

Movement
Quartz
Case Material
PVD Black
Case Width
45mm
Case Thickness
15.2mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
190m
Dial Color
Navy
Jewels
34j
Frequency
21,600 bph
Power Reserve
41 hours
Year
1980

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