Seiko Cal. 6377 - 577

Seiko 6377-577

The 6377-577 is a sought-after Solar piece from Seiko's golden era. Powered by the 6377 caliber with 34j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-d3d68ba19713]

Also known as: UFO

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
11.9mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
100m
Dial Color
Black
Jewels
34j
Frequency
28,800 bph
Power Reserve
42 hours
Year
1983

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