Seiko Cal. 3880 - 976

Seiko 3880-976

The 3880-976 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 3880 caliber with 36j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-bbfbd5c25664]

Also known as: Tuna, Bellmatic

Specifications

Movement
Kinetic
Case Material
Titanium
Case Width
38mm
Case Thickness
9.9mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
80m
Dial Color
Champagne
Jewels
36j
Frequency
28,800 bph
Power Reserve
71 hours
Year
1968

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