Seiko Cal. 6621 - 647

This Quartz model from 1990 features a 43mm Titanium case. It features a Black dial protected by a Acrylic crystal and offers 60m of water resistance. [seikata-wm-ccc34692088e]

Also known as: Monster, Helmet

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

43mm

Case Thickness

12.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Black

Jewels

35j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1990

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