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INVENTORIES (Details) - USD ($)
Sep. 30, 2020
Jun. 30, 2020
Inventories [Abstract]    
Total supplies inventory $ 82,198 $ 88,034
Total inventory 29,724,760 30,633,959
Short-term portion 8,975,998 7,443,257
Long-term portion 20,748,762 23,190,702
Work-in-process inventories issued to active production jobs 2,510,000 1,340,000
Finished Jewelry [Member]    
Inventories [Abstract]    
Raw materials 903,745 821,536
Work-in-process 1,535,064 602,390
Finished goods 6,565,932 6,019,985
Finished goods on consignment 2,222,092 2,297,907
Total 11,226,833 9,741,818
Loose Jewels [Member]    
Inventories [Abstract]    
Raw materials 2,314,759 3,526,399
Work-in-process 10,212,689 10,453,586
Finished goods 5,682,606 6,619,487
Finished goods on consignment 205,675 204,635
Total $ 18,415,729 $ 20,804,107