Seiko Cal. 7028 - 660

The Seiko 7028-660 represents an important milestone in Seiko's 1999 lineup. Powered by the 7028 caliber with 22j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-6b910b3312de]

Also known as: UFO, Emperor

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

10.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

White

Jewels

22j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1999

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