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Heart|Lab Grown|IGI

1.82ct D FL Heart Lab Grown Diamond

EX • D/FL • IGI LG842644910

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG842644910

Diamond specifications and retailer prices

From $2,128 AUD
$1,495 USD
As of October 28, 2026
Save $7,555 AUD (78%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $9,683 AUD at Riddles Jewelry · As of October 27, 2026
View at Riddles Jewelry

About this 1.82ct lab-grown heart diamond

This 1.82ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG842644910 or 842644910. Listed at 16 retailers as of October 27, 2026, with prices from $2,128 to $9,683, a $7,555 spread on the same certified stone. Riddles Jewelry lists it at $9,683. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.82
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle42.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842644910
Dimensions8.52 × 7.65 × 4.90 mm
L/W Ratio1.11
Girdle conditionFaceted
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
8.52 mm7.65 mm1.82 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842644910
Side View
Table 59.0%Crown 35.2°Girdle: STK-THKPavilion 42.5°Culet: NoneDepth 57.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $2,714 AUD|Low: $2,128 AUD|High: $9,683 AUD|Avg: $4,844 AUD|-3.6%
Retailer 1
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
Riddles Jewelry
October 27, 2026
Retailer 14$2,128 AUD
Retailer 13$2,140 AUD
Retailer 15$2,141 AUD
Retailer 12$2,417 AUD
Retailer 16$2,624 AUD
Retailer 1$2,714 AUD
Retailer 8$3,220 AUD
Retailer 10$3,430 AUD
Retailer 7$4,617 AUD
Retailer 5$5,027 AUD
Retailer 6$5,711 AUD
Retailer 11$5,972 AUD
Retailer 9$6,059 AUD
Retailer 3$6,591 AUD
Retailer 4$7,394 AUD
Retailer 2$9,091 AUD
Riddles Jewelry$9,683 AUD

17 data points across 17 retailers

16 retailers$2,128 AUD to $9,683 AUD

B+
Cheapest Retailer
-
$2,128 AUD
$1,495 USD
Retailer 2
-
$2,140 AUD
£1,184 GBP
View
Price last confirmed 14 days ago
B+
Retailer 3
-
$2,417 AUD
$1,698 USD
View
B+
Retailer 4
-
$2,624 AUD
$1,843 USD
View
B+
Retailer 5
-
$2,714 AUD
£1,501 GBP
View
B+
Retailer 6
-
$3,220 AUD
$2,262 USD
View
B+
Retailer 7
-
$3,430 AUD
ZAR 38,924 ZAR
View
B
Retailer 8
-
$4,617 AUD
$3,243 USD
View
B
Retailer 9
-
$5,027 AUD
$3,531 USD
View
B
Retailer 10
-
$5,711 AUD
CA$5,572 CAD
View
B
Retailer 11
-
$5,972 AUD
$4,195 USD
View
B
Retailer 12
-
$6,059 AUD
£3,351 GBP
View
B
Retailer 13
-
$6,591 AUD
$4,630 USD
View
Retailer 14
-
$7,394 AUD
$5,194 USD
View
Price last confirmed 10 days ago
B
Retailer 15
-
$9,091 AUD
$6,386 USD
View
Most Expensive
B
Riddles Jewelry
1990546521 · Oct 27
$9,683 AUD
$6,802 USD
View
15 more retailers have this diamond
Prices start from $2,128 AUDSave up to $7,555 AUD

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+
1.82ct Heart
$2,128 AUD