Seiko Cal. 5634 - 916

Seiko 5634-916

The 5634-916 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5634 caliber with 34j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-64ed19ccdd4f]

Also known as: Monster, Tuna

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
34mm
Case Thickness
12.6mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
70m
Dial Color
Cream
Jewels
34j
Frequency
28,800 bph
Power Reserve
70 hours
Year
1967

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