
GEMORO CZ MASTER SET PRO3®2
OPERATING PROCEDURE &
OWNERS MANUAL
Congratulations on your purchase of
the CZ Master Set Pro 3 from GEMORO
Superior Instruments, the most trusted
name in gemological instrumentation
for the jewelry industry. As the leading
manufacturer of CZ master sets for over
three decades, you’ve made a great
choice, because the best diamond
color comparison set just got better.
Professionally color grade and detect
fluorescence in diamonds in seconds with
GEMORO’s new 11 stone CZ Master Set
Pro 3!
Each stone in the precision CZ Master
Set Pro 3 is treated with GEMORO’s
proprietary COLORLAST®technology to
ensure permanent color saturation. They
are meticulously hand-graded by experts
in the GEMORO grading laboratory to
master diamond color standards using the
GIA grading scale. The jewelry industry’s
most popular CZ master set now comes
in GEMORO’s PATENTED LED illuminated
grading and storage case, featuring
natural daylight and UV LED’s, powered