Seiko Cal. 6645 - 503

The 6645-503 is a sought-after Kinetic piece from Seiko's golden era. The Inner Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-6dc51abf071a]

Also known as: Helmet, Goldfeather

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

15.1mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Black

Jewels

26j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1997

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