Opal 2,27ct, Ethiopia, MELIKIAN
Opal 2,27ct, Ethiopia, MELIKIAN
GEMOLOGICAL REPORT № 137
Gemologist Olga Melikian | Max: https://max.ru/gemstones 25/02/2026
Telegram: @olgamelikianofficial | https://melikianjewelry.com
Weight: ………………………………………………………..… 2.27 ct
Measurements: ……………………………….…11.48x9.40x4.98 mm
Сut: ……………………………………….……….…… cabochon pear
Color / Color saturation: ..white with yellow, red, orange and green
colors of opalescence | medium color saturation……………………
Clarity: ……………………………………………………………………
IDENTIFICATION: …………………….……………… Natural OPAL
TRADE NAME: ……………………………… NOBLE WHITE OPAL
Geographic Origin: ……………………………..…………… Ethiopia
Treatment: ………………….……… No indication of any treatment
10x glass: visually the stone is clean. No inclusions, opalescence
appears throughout the area of the cabochon. The quality of the
pattern is high, there are no color failures
Refractive Index: ……………………….……………………………….
Polariscope: ……………………………..………….………… isotropic
Dichroscope: ……………………………………………………………..
UV fluorescence: ………….………………………..… faint pale blue
Chelsea Filter: …………………………….….………………………….
Color change | Alexandrite effect (daylight | artificial light): .…… no
Microscope: No indication of treatment.
Special properties:
Opalescence:………….. Yes, yellow, red, orange and green colors
Cats eye effect…………………………………………….……….…No
Asterism……………………………………….………………………No
Gemologist Olga Melikian | Max: https://max.ru/gemstones 25/02/2026
Telegram: @olgamelikianofficial | https://melikianjewelry.com
Weight: ………………………………………………………..… 2.27 ct
Measurements: ……………………………….…11.48x9.40x4.98 mm
Сut: ……………………………………….……….…… cabochon pear
Color / Color saturation: ..white with yellow, red, orange and green
colors of opalescence | medium color saturation……………………
Clarity: ……………………………………………………………………
IDENTIFICATION: …………………….……………… Natural OPAL
TRADE NAME: ……………………………… NOBLE WHITE OPAL
Geographic Origin: ……………………………..…………… Ethiopia
Treatment: ………………….……… No indication of any treatment
10x glass: visually the stone is clean. No inclusions, opalescence
appears throughout the area of the cabochon. The quality of the
pattern is high, there are no color failures
Refractive Index: ……………………….……………………………….
Polariscope: ……………………………..………….………… isotropic
Dichroscope: ……………………………………………………………..
UV fluorescence: ………….………………………..… faint pale blue
Chelsea Filter: …………………………….….………………………….
Color change | Alexandrite effect (daylight | artificial light): .…… no
Microscope: No indication of treatment.
Special properties:
Opalescence:………….. Yes, yellow, red, orange and green colors
Cats eye effect…………………………………………….……….…No
Asterism……………………………………….………………………No
Opal 2,27ct, Ethiopia, MELIKIAN
DETAILED GEMOLOGICAL COMMENT
This opal from Ethiopia has a strong opalescence and a light base. The colors are bright and evenly distributed throughout the stone. There are no signs of impregnation or smoking.
Considering the characteristics of this opal:
Weight: …………………….…………………………………..… 2.27 ct
Сut: ……………….……….………………………….… cabochon pear
Color / Saturation: ……… white with yellow, red, orange and green
Colors of opalescence | medium color saturation…………………….
Clarity: …………………………………………………………………….
Geographic Origin: …………………………………………… Ethiopia
Treatment: …………………………… No indication of any treatment
Recommended market value corridor (retail price) of Opal from Ethiopia weighing from 2 carat, color white with yellow, red, orange and green colors of opalescence, as of 25.02.2026:
220-290 $ per 1 ct
Note: the recommended market value corridor in indicated on this date. The price may change over time. The value corridor is an opportunity for the buyer/ seller to get an objective assessment of the value of this stone. With the receipt of new gemological research data, the cost corridor may be revised.
This opal from Ethiopia has a strong opalescence and a light base. The colors are bright and evenly distributed throughout the stone. There are no signs of impregnation or smoking.
Considering the characteristics of this opal:
Weight: …………………….…………………………………..… 2.27 ct
Сut: ……………….……….………………………….… cabochon pear
Color / Saturation: ……… white with yellow, red, orange and green
Colors of opalescence | medium color saturation…………………….
Clarity: …………………………………………………………………….
Geographic Origin: …………………………………………… Ethiopia
Treatment: …………………………… No indication of any treatment
Recommended market value corridor (retail price) of Opal from Ethiopia weighing from 2 carat, color white with yellow, red, orange and green colors of opalescence, as of 25.02.2026:
220-290 $ per 1 ct
Note: the recommended market value corridor in indicated on this date. The price may change over time. The value corridor is an opportunity for the buyer/ seller to get an objective assessment of the value of this stone. With the receipt of new gemological research data, the cost corridor may be revised.