Seiko Cal. 6658 - 227

The Seiko 6658-227 represents an important milestone in Seiko's 1996 lineup. Powered by the 6658 caliber with 21j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-566c2ae468a3]

Also known as: Tuna, Silverwave

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

9.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Green

Jewels

21j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1996

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