Seiko Cal. 6621 - 783

The Seiko 6621-783 represents an important milestone in Seiko's 1979 lineup. It features a Cream dial protected by a Acrylic crystal and offers 190m of water resistance. [seikata-wm-328a4b700be8]

Also known as: Monster

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

13.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

190m

Dial Color

Cream

Jewels

17j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1979

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