Seiko Cal. 5684 - 344

Seiko 5684-344

The Seiko 5684-344 represents an important milestone in Seiko's 1977 lineup. Powered by the 5684 caliber with 20j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-5747b91c1da3]

Also known as: Helmet, Rally

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
35mm
Case Thickness
9.4mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
30m
Dial Color
Burgundy
Jewels
20j
Frequency
21,600 bph
Power Reserve
60 hours
Year
1977

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