Section 13 Articles of stone, plaster,cement,asbestos, mica or similar materials; ceramic products; glass and glassware 70 Glass and glassware 70 15 Clock or watch glasses, glass for spectacles, not optically worked 70 15 90 Clock or watch glasses, glass for non-corrective spectacles, etc, now Commodity Code Description 70 15 90 00 Clock or watch glasses, glass for non-corrective spectacles, etc, now 70 15 90 10 Clock or watch glasses 70 15 90 90 Other
