Seiko Cal. 6653 - 166

The Seiko 6653-166 represents an important milestone in Seiko's 1999 lineup. Powered by the 6653 caliber with 27j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-27fa44c2396b]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

13.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Navy

Jewels

27j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1999

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