Seiko Cal. 5684 - 384

Seiko 5684-384

The Seiko 5684-384 represents an important milestone in Seiko's 1967 lineup. Powered by the 5684 caliber with 31j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-8c8c0d2bb5c0]

Also known as: Bullhead, Sportsmatic

Specifications

Movement
Solar
Case Material
Gold-Plated
Case Width
39mm
Case Thickness
13.1mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
190m
Dial Color
Green
Jewels
31j
Frequency
36,000 bph
Power Reserve
67 hours
Year
1967

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