Seiko Cal. 5676 - 158

Seiko 5676-158

The 5676-158 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5676 caliber with 36j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-34143cefb0e2]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
36mm
Case Thickness
15.1mm
Lug Width
20mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
40m
Dial Color
Cream
Jewels
36j
Frequency
28,800 bph
Power Reserve
37 hours
Year
1979

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