Seiko Cal. 6340 - 686

The Seiko 6340-686 represents an important milestone in Seiko's 1984 lineup. Powered by the 6340 caliber with 18j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-8000e5ab188a]

Also known as: Monster, Bullhead

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

40mm

Case Thickness

12.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Burgundy

Jewels

18j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1984

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