Seiko Cal. 6666 - 554

The Seiko 6666-554 represents an important milestone in Seiko's 1994 lineup. Powered by the 6666 caliber with 22j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-5173c4511e1f]

Also known as: UFO, Baby Tuna

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

9.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Navy

Jewels

22j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1994

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