Seiko Cal. 6377 - 772

The 6377-772 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6377 caliber with 19j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-d13e1b59aa4e]

Also known as: Turtle, UFO

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

9.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Green

Jewels

19j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1991

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