Seiko Cal. 6650 - 651

The 6650-651 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Green dial protected by a Acrylic crystal and offers 130m of water resistance. [seikata-wm-4749d4b315ed]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

13.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

130m

Dial Color

Green

Jewels

24j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1981

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