Seiko Cal. 6391 - 844

The 6391-844 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6391 caliber with 20j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-e4193538237e]

Also known as: Panda

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

35mm

Case Thickness

15.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Burgundy

Jewels

20j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1968

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