Testing, analysis, and evaluation of precious stones, precious metals, diamonds, jewelry, time measuring instruments and ornaments to determine conformity with certification standards; material testing and evaluation; professional advice and information services with respect to precious stones, precious metals, diamonds, jewelry articles, time measuring instruments, ornaments, and other luxury articles; issuing of certificates of conformity for the above listed services

'advic':28 'analysi':2 'articl':41,49 'certif':21,52 'conform':19,54 'determin':18 'diamond':10,39 'evalu':4,26 'inform':30 'instrument':14,44 'issu':50 'jewelri':11,40 'list':58 'luxuri':48 'materi':23 'measur':13,43 'metal':9,38 'ornament':16,45 'precious':6,8,35,37 'profession':27 'respect':33 'servic':31,59 'standard':22 'stone':7,36 'test':1,24 'time':12,42

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