Seiko Cal. 6391 - 877

Released in 1985, the Cal. 6391 with design code 877 was part of Seiko's domestic market collection. Powered by the 6391 caliber with 35j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-b671ffa011eb]

Also known as: Pogue, Arnie

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

40mm

Case Thickness

8.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

90m

Dial Color

Cream

Jewels

35j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1985

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