Seiko Cal. 6657 - 835

This Kinetic model from 1983 features a 46mm Hardlex-Coated Steel case. Powered by the 6657 caliber with 28j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-319ea84efbbe]

Also known as: Bullhead, Navigator

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

9.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Navy

Jewels

28j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1983

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