Seiko Cal. 6391 - 539

The 6391-539 is a sought-after Solar piece from Seiko's golden era. Powered by the 6391 caliber with 24j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-c1233ddab069]

Also known as: Panda, Golden Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

34mm

Case Thickness

15.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1999

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