Seiko Cal. 6290 - 881

Seiko 6290-881

The 6290-881 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6290 caliber with 30j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-a855d5244668]

Also known as: Baby Tuna

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
8.0mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
90m
Dial Color
Burgundy
Jewels
30j
Frequency
28,800 bph
Power Reserve
63 hours
Year
1968

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