Radiant|Lab Grown|IGI

1.91ct F IF Radiant Lab Grown Diamond

EX • F/IF • IGI LG361136368

Shape and cutting style on the report: Radiant brilliant

Certificate IGI LG361136368

Diamond specifications and retailer prices

From $4,470 USD
As of November 2, 2026
1 retailer carries this diamond
Only listing: $4,470 USD at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Brilliant Earth

About this 1.91ct lab-grown radiant diamond

This 1.91ct lab-grown radiant sits in the one-and-a-half to two carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG361136368 or 361136368. Listed at a single retailer as of November 2, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.91
Carat
F
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.5°
Pavilion angle61.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG361136368
Dimensions9.01 × 6.19 × 4.09 mm
L/W Ratio1.46
Culet sizeNone
Top View
9.01 mm6.19 mm1.91 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG361136368
Side View
Table 64.0%Crown 42.5°Girdle: MED-MEDPavilion 61.2°Culet: NoneDepth 66.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 2
Current: $4,470 USD|Low: $3,090 USD|High: $4,470 USD|Avg: $3,780 USD|+44.7%
October 9, 2026
Brilliant Earth$4,470 USD

2 data points across 1 retailer

1 retailer

B
Brilliant Earth
20063606Y · Nov 2
$4,470 USD
View

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B
1.91ct Radiant
$4,470 USD