Seiko Cal. 5642 - 550

Seiko 5642-550

The 5642-550 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5642 caliber with 33j jewels beating at 28,800 bph, it delivers a 43 hours power reserve. [seikata-wm-e4e49738d986]

Also known as: Baby Tuna

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
46mm
Case Thickness
8.4mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
70m
Dial Color
Champagne
Jewels
33j
Frequency
28,800 bph
Power Reserve
43 hours
Year
1995

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