Radiant|Lab Grown|IGI

1.02ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG788624922

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

Certificate IGI LG788624922

Diamond specifications and retailer prices

From $252 USD
As of November 1, 2026
Save $1,458 USD (85%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,730 USD at Brilliant Earth · As of September 28, 2026
View at Brilliant Earth

About this 1.02ct lab-grown radiant diamond

This 1.02ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG788624922 or 788624922. Listed at 21 retailers as of October 31, 2026, with a 579% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.9°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788624922
Dimensions6.87 × 4.95 × 3.48 mm
L/W Ratio1.39
Culet sizePointed
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
6.87 mm4.95 mm1.02 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788624922
Side View
Table 63.0%Crown 41.9°Girdle: Slightly ThickPavilion 38.7°Culet: NoneDepth 70.3%

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: Nov 1
Current: $1,710 USD|Low: $252 USD|High: $2,730 USD|Avg: $949 USD|-37.4%
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
Retailer 17
November 1, 2026
Retailer 3$252 USD
Retailer 8$365 USD
Retailer 17$477 USD
Retailer 12$481 USD
Retailer 10$495 USD
Retailer 13$513 USD
Retailer 2$518 USD
Retailer 7$555 USD
Retailer 16$567 USD
Retailer 5$804 USD
Retailer 14$903 USD
Retailer 15$952 USD
Retailer 4$1,039 USD
Retailer 11$1,128 USD
Retailer 9$1,417 USD
Brilliant Earth$1,710 USD
Retailer 6$2,155 USD

30 data points across 17 retailers

21 retailers$252 USD to $1,710 USD

A
Cheapest Retailer
-
$252 USD
Final sale: no returns
Retailer 2
-
$283 USD
View
Price last confirmed 30 days ago
Retailer 3
-
$341 USD
View
Price last confirmed 34 days ago
Retailer 4
-
$365 USD
View
Price last confirmed 29 days ago
A
Retailer 5
-
$477 USD
View
A
Retailer 6
-
$481 USD
ZAR 7,766 ZAR
View
A
Retailer 7
-
$495 USD
€471 EUR
View
A
Retailer 8
-
$513 USD
View
A
Retailer 9
-
$518 USD
£408 GBP
View
A
Retailer 10
-
$567 USD
View
B+
Retailer 11
-
$804 USD
SGD 1,087 SGD
View
Retailer 12
-
$853 USD
View
Price last confirmed 26 days ago
B+
Retailer 13
-
$903 USD
View
B+
Retailer 14
-
$952 USD
View
B+
Retailer 15
-
$1,039 USD
View
B
Retailer 16
-
$1,128 USD
£888 GBP
View
Retailer 17
-
$1,173 USD
View
Price last confirmed 31 days ago
Retailer 18
-
$1,417 USD
£1,116 GBP
View
Price last confirmed 27 days ago
B
Retailer 19
-
$1,710 USD
View
Retailer 20
-
$2,155 USD
View
Price last confirmed 13 days ago
Most Expensive
Brilliant Earth
20485864A · Sep 28
$2,730 USD
View
Price last confirmed 33 days ago
20 more retailers have this diamond
Prices start from $252 USDSave up to $1,458 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
1.02ct Radiant
$252 USD