Seiko Cal. 6658 - 944

The 6658-944 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6658 caliber with 17j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-9b773ac34701]

Also known as: Silverwave

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

35mm

Case Thickness

12.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

200m

Dial Color

White

Jewels

17j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1970

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