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Radiant|Lab Grown|IGI

1.47ct D FL Radiant Lab Grown Diamond

EX • D/FL • IGI LG799643829

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG799643829

Diamond specifications and retailer prices

From $271 USD
As of October 27, 2026
Save $4,079 USD (94%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,350 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.47ct lab-grown radiant diamond

This 1.47ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG799643829 or 799643829. Listed at 10 retailers as of October 27, 2026, with prices from $271 to $4,350, a $4,079 spread on the same certified stone. Brilliant Earth lists it at $4,350. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.47
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.8°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799643829
Dimensions7.88 × 5.86 × 3.72 mm
L/W Ratio1.34
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.88 mm5.86 mm1.47 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799643829
Side View
Table 67.0%Crown 47.8°Girdle: MediumPavilion 35.3°Culet: NoneDepth 63.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $4,350 USD|Low: $271 USD|High: $4,480 USD|Avg: $1,539 USD|-2.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 29, 2026
Retailer 10$271 USD
Retailer 16$314 USD
Retailer 9$530 USD
Retailer 13$557 USD
Retailer 4$981 USD
Retailer 3$998 USD
Retailer 8$1,018 USD
Retailer 5$1,024 USD
Retailer 12$1,031 USD
Retailer 14$1,191 USD
Retailer 15$1,216 USD
Retailer 2$1,492 USD
Retailer 7$1,910 USD
Retailer 6$2,043 USD
Retailer 11$2,400 USD
Brilliant Earth$4,350 USD

24 data points across 16 retailers

10 retailers$271 USD to $4,350 USD

A
Cheapest Retailer
-
$271 USD
A
Retailer 2
-
$314 USD
View
A
Retailer 3
-
$530 USD
View
A
Retailer 4
-
$557 USD
View
B+
Retailer 5
-
$1,031 USD
View
B+
Retailer 6
-
$1,191 USD
View
B+
Retailer 7
-
$1,216 USD
View
B+
Retailer 8
-
$1,492 USD
£1,175 GBP
View
B
Retailer 9
-
$2,400 USD
View
Most Expensive
B
Brilliant Earth
21412121Y · Oct 29
$4,350 USD
View
9 more retailers have this diamond
Prices start from $271 USDSave up to $4,079 USD

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.

A
1.47ct Radiant
$271 USD