Seiko Cal. 6645 - 996

The 6645-996 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 70m of water resistance. [seikata-wm-2c0de6e87da5]

Also known as: Shogun, UFO

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

46mm

Case Thickness

13.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1965

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