Seiko Cal. 6656 - 383

The Seiko 6656-383 represents an important milestone in Seiko's 1999 lineup. Powered by the 6656 caliber with 29j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-de4884c50d29]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

46mm

Case Thickness

13.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

40m

Dial Color

White

Jewels

29j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1999

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