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Revocation of New York Ruling Letter (NY) R02101, dated June 20,2005; Classification of sapphire wafers.

The tariff classification of synthetic sapphire blanks fromSwitzerland.

Optical grade quartz; Chapter Note 71 1(a), Annex to Chapter71; Note 2(b) to Chapter 96; EN 71.04, 71.02, 7103.10

Tariff classification of diamond tool and drill blanks

Application for Further Review of Protest 4198-06-100175

The tariff classification of sapphire wafers from Japan.

The tariff classification of cut synthetic diamond crystalsfrom Ireland.

The tariff classification of synthetic emeralds from Russia and Brazil.

The tariff classification of a sapphire wafer from Russia.

The tariff classification of synthetic gemstone "shapes"from Czechoslovakia.

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