Seiko Cal. 6377 - 790

Seiko 6377-790

The 6377-790 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6377 caliber with 27j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-bc20edf1b0b5]

Also known as: Bullhead, World Timer

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
46mm
Case Thickness
15.9mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
150m
Dial Color
Burgundy
Jewels
27j
Frequency
36,000 bph
Power Reserve
47 hours
Year
1987

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