Seiko Cal. 6377 - 881

Seiko 6377-881

The 6377-881 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6377 caliber with 21j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-11df23f665bf]

Also known as: Baby Tuna

Specifications

Movement
Kinetic
Case Material
Titanium
Case Width
38mm
Case Thickness
10.6mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
160m
Dial Color
Burgundy
Jewels
21j
Frequency
21,600 bph
Power Reserve
49 hours
Year
1979

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