Seiko Cal. 6645 - 110

The 6645-110 is a sought-after Kinetic piece from Seiko's golden era. It features a Green dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-18901233dd85]

Also known as: Bullhead

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

44mm

Case Thickness

13.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

40m

Dial Color

Green

Jewels

24j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1977

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