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Heart|Lab Grown|IGI

1.46ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG836620997

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG836620997

Diamond specifications and retailer prices

From $574 AUD
$403 USD
As of November 2, 2026
Save $3,768 AUD (87%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $4,342 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.46ct lab-grown heart diamond

This 1.46ct lab-grown heart 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 LG836620997 or 836620997. Listed at 17 retailers as of October 31, 2026, with prices from $574 to $4,342, a $3,768 spread on the same certified stone. Brilliant Earth lists it at $4,342. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.46
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.8°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836620997
Dimensions6.92 × 7.90 × 4.56 mm
L/W Ratio1.14
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
6.92 mm7.90 mm1.46 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836620997
Side View
Table 59.0%Crown 38.8°Girdle: Slightly ThickPavilion 38°Culet: NoneDepth 57.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $4,342 AUD|Low: $574 AUD|High: $6,392 AUD|Avg: $1,887 AUD|-32.1%
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 2, 2026
Retailer 6$574 AUD
Retailer 16$642 AUD
Retailer 4$689 AUD
Retailer 13$712 AUD
Retailer 15$712 AUD
Retailer 12$918 AUD
Retailer 7$1,126 AUD
Retailer 10$1,169 AUD
Retailer 2$1,227 AUD
Retailer 17$1,603 AUD
Retailer 8$1,710 AUD
Retailer 14$2,288 AUD
Retailer 3$2,338 AUD
Retailer 9$2,566 AUD
Retailer 11$2,781 AUD
Retailer 5$2,991 AUD
Brilliant Earth$4,342 AUD

42 data points across 17 retailers

17 retailers$574 AUD to $4,342 AUD

A
Cheapest Retailer
-
$574 AUD
$403 USD
A
Retailer 2
-
$642 AUD
$451 USD
View
A
Retailer 3
-
$689 AUD
$484 USD
View
Final sale: no returns
A
Retailer 4
-
$712 AUD
$500 USD
View
Retailer 5
-
$712 AUD
$500 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$918 AUD
$645 USD
View
A
Retailer 7
-
$1,126 AUD
$791 USD
View
A
Retailer 8
-
$1,169 AUD
£647 GBP
View
A
Retailer 9
-
$1,227 AUD
ZAR 13,925 ZAR
View
B+
Retailer 10
-
$1,603 AUD
$1,126 USD
View
B+
Retailer 11
-
$1,710 AUD
$1,201 USD
View
B+
Retailer 12
-
$2,288 AUD
$1,607 USD
View
B+
Retailer 13
-
$2,338 AUD
$1,642 USD
View
B+
Retailer 14
-
$2,566 AUD
SGD 2,436 SGD
View
B+
Retailer 15
-
$2,781 AUD
£1,538 GBP
View
B
Retailer 16
-
$2,991 AUD
$2,101 USD
View
Most Expensive
B
Brilliant Earth
21590018A · Oct 31
$4,342 AUD
$3,050 USD
View
16 more retailers have this diamond
Prices start from $574 AUDSave up to $3,768 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.

A
1.46ct Heart
$574 AUD