Seiko Cal. 6658 - 401

The 6658-401 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6658 caliber with 33j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-5b8b04db0837]

Also known as: Flighty

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

44mm

Case Thickness

13.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Burgundy

Jewels

33j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1977

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