Seiko Cal. 6688 - 722

The Seiko 6688-722 represents an important milestone in Seiko's 1986 lineup. Powered by the 6688 caliber with 25j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-7dc3a8c99e0b]

Also known as: Golden Tuna

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

35mm

Case Thickness

13.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Black

Jewels

25j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1986

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