Seiko Cal. 6650 - 664

This Solar model from 1981 features a 45mm Stainless Steel case. It features a Black dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-16704572da03]

Also known as: Bullhead

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

14.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Black

Jewels

22j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1981

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