Seiko Cal. 6633 - 851

The Seiko 6633-851 represents an important milestone in Seiko's 1990 lineup. It features a Green dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-6719d3c944cc]

Also known as: Sumo, Pogue

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

45mm

Case Thickness

8.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Green

Jewels

24j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1990

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