Seiko Cal. 6645 - 880

The 6645-880 is a sought-after Hand-Winding piece from Seiko's golden era. With its 19mm lug width and 9.1mm profile, it sits comfortably on most wrists. [seikata-wm-beee593346bd]

Also known as: Turtle, World Timer

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

34mm

Case Thickness

9.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Cream

Jewels

30j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1967

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