Seiko Cal. 6632 - 650

The 6632-650 is a sought-after Automatic piece from Seiko's golden era. It features a Champagne dial protected by a Hardlex crystal and offers 60m of water resistance. [seikata-wm-9fd4085b3a0d]

Also known as: Bullhead, Sportsmatic

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

15.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

60m

Dial Color

Champagne

Jewels

33j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1973

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