Seiko Cal. 6644 - 366

The 6644-366 is a sought-after Kinetic piece from Seiko's golden era. It features a Champagne dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-65daf520336c]

Also known as: Flighty

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

9.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

190m

Dial Color

Champagne

Jewels

35j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1975

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