Seiko Cal. 6651 - 140

The Seiko 6651-140 represents an important milestone in Seiko's 1991 lineup. Powered by the 6651 caliber with 32j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-021523dbd5a4]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

10.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

110m

Dial Color

Silver

Jewels

32j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1991

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