Radiant|Lab Grown|IGI

0.82ct D FL Radiant Lab Grown Diamond

GD • D/FL • IGI LG818661990

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

Certificate IGI LG818661990

Diamond specifications and retailer prices

From $358 USD
As of October 30, 2026
Save $1,245 USD (78%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,603 USD at MOH London · As of October 29, 2026
View at MOH London

About this 0.82ct lab-grown radiant diamond

This 0.82ct lab-grown radiant sits in the just-under-one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a standard cut grade and certified by IGI LG818661990 or 818661990. Listed at 19 retailers as of October 29, 2026, with prices from $358 to $1,603, a $1,245 spread on the same certified stone. MOH London lists it at $1,603. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.82
Carat
D
Color
FL
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38°
Pavilion angle34.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818661990
Dimensions6.66 × 4.61 × 3.18 mm
L/W Ratio1.44
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
6.66 mm4.61 mm0.82 ctD / FL
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818661990
Side View
Table 64.0%Crown 38°Girdle: Slightly ThickPavilion 34.5°Culet: NoneDepth 69.0%

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 30
Current: $1,603 USD|Low: $276 USD|High: $1,703 USD|Avg: $857 USD|-4.8%
MOH London
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 30, 2026
Retailer 5$358 USD
Retailer 7$398 USD
Retailer 8$425 USD
Retailer 14$560 USD
Retailer 4$569 USD
Retailer 13$590 USD
Retailer 11$644 USD
Retailer 15$703 USD
Retailer 9$710 USD
Retailer 10$719 USD
Retailer 2$740 USD
Retailer 16$898 USD
Retailer 12$1,166 USD
Retailer 3$1,324 USD
Retailer 6$1,579 USD
MOH London$1,603 USD

36 data points across 16 retailers

19 retailers$358 USD to $1,603 USD

Retailer 1
-
$321 USD
Price last confirmed 22 days ago
A
Retailer 2
-
$358 USD
View
Final sale: no returns
Retailer 3
-
$398 USD
View
Price last confirmed 27 days ago
Retailer 4
-
$398 USD
View
Price last confirmed 18 days ago
Retailer 5
-
$425 USD
View
Price last confirmed 35 days ago
B+
Retailer 6
-
$560 USD
View
B+
Retailer 7
-
$569 USD
View
Retailer 8
-
$590 USD
View
Price last confirmed 9 days ago
Retailer 9
-
$644 USD
€613 EUR
View
Price last confirmed 7 days ago
B
Retailer 10
-
$703 USD
View
B+
Retailer 11
-
$710 USD
£559 GBP
View
B+
Retailer 12
-
$719 USD
ZAR 11,622 ZAR
View
B+
Retailer 13
-
$740 USD
View
B
Retailer 14
-
$898 USD
View
B
Retailer 15
-
$1,166 USD
View
Retailer 16
-
$1,279 USD
View
Price last confirmed 26 days ago
B
Retailer 17
-
$1,324 USD
View
B
Retailer 18
-
$1,579 USD
View
Most Expensive
B
MOH London
LG818661990 · Oct 29
$1,603 USD
£1,262 GBP
View
18 more retailers have this diamond
Prices start from $358 USDSave up to $1,245 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
0.82ct Radiant
$358 USD