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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 $637 NZD
As of November 5, 2026
Save $2,192 NZD (77%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,829 NZD at MOH London · As of November 5, 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 November 5, 2026, with prices from $637 to $2,829, a $2,192 spread on the same certified stone. MOH London lists it at $2,829. 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
Colour
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: Nov 5
Current: $2,829 NZD|Low: $637 NZD|High: $3,030 NZD|Avg: $1,464 NZD|-5.5%
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
November 5, 2026
Retailer 5$637 NZD
Retailer 7$708 NZD
Retailer 8$756 NZD
Retailer 14$996 NZD
Retailer 4$1,012 NZD
Retailer 13$1,050 NZD
Retailer 10$1,146 NZD
Retailer 2$1,251 NZD
Retailer 15$1,251 NZD
Retailer 9$1,284 NZD
Retailer 12$1,316 NZD
Retailer 16$1,597 NZD
Retailer 11$1,729 NZD
Retailer 3$2,353 NZD
Retailer 6$2,807 NZD
MOH London$2,829 NZD

36 data points across 16 retailers

19 retailers$637 NZD to $2,829 NZD

Retailer 1
-
$571 NZD
Price last confirmed 29 days ago
A
Retailer 2
-
$637 NZD
View
Final sale: no returns
Retailer 3
-
$708 NZD
View
Price last confirmed 34 days ago
Retailer 4
-
$708 NZD
View
Price last confirmed 25 days ago
Retailer 5
-
$756 NZD
View
Price last confirmed 42 days ago
B+
Retailer 6
-
$996 NZD
View
B+
Retailer 7
-
$1,012 NZD
View
Retailer 8
-
$1,050 NZD
View
Price last confirmed 16 days ago
B+
Retailer 9
-
$1,146 NZD
View
B
Retailer 10
-
$1,251 NZD
View
B+
Retailer 11
-
$1,251 NZD
View
B+
Retailer 12
-
$1,284 NZD
View
B+
Retailer 13
-
$1,316 NZD
View
B
Retailer 14
-
$1,597 NZD
View
B
Retailer 15
-
$1,729 NZD
View
Retailer 16
-
$2,275 NZD
View
Price last confirmed 33 days ago
B
Retailer 17
-
$2,353 NZD
View
B
Retailer 18
-
$2,807 NZD
View
Most Expensive
B
MOH London
LG818661990 · Nov 5
$2,829 NZD
£1,252 GBP
View
18 more retailers have this diamond
Prices start from $637 NZDSave up to $2,192 NZD

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
$637 NZD