Seiko Cal. 6399 - 552

The Seiko 6399-552 represents an important milestone in Seiko's 1984 lineup. Powered by the 6399 caliber with 33j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-a2c1944b2cc4]

Also known as: World Timer, Flighty

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

43mm

Case Thickness

11.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Navy

Jewels

33j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1984

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