Seiko Cal. 6641 - 283

The 6641-283 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Green dial protected by a Acrylic crystal and offers 70m of water resistance. [seikata-wm-9827f44d047e]

Also known as: World Timer, Arnie

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

11.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Green

Jewels

20j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1980

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