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Heart|Lab Grown|IGI

1.71ct D VS1 Heart Lab Grown Diamond

ID • D/VS1 • IGI LG519242290

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG519242290

Diamond specifications and retailer prices

From $457 AUD
$321 USD
As of October 30, 2026
Save $1,830 AUD (80%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,287 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 1.71ct lab-grown heart diamond

This 1.71ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG519242290 or 519242290. Listed at 23 retailers as of October 29, 2026, with prices from $457 to $2,287, a $1,830 spread on the same certified stone. MOH London lists it at $2,287. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG519242290
Dimensions7.11 × 8.37 × 5.03 mm
L/W Ratio1.18
Girdle conditionFaceted
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
7.11 mm8.37 mm1.71 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG519242290
Side View
Table 58.0%Crown 36.2°Girdle: STK-THKPavilion 39.1°Culet: NoneDepth 60.1%

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: $2,287 AUD|Low: $440 AUD|High: $2,302 AUD|Avg: $1,091 AUD|-0.5%
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
October 31, 2026
Retailer 11$457 AUD
Retailer 6$512 AUD
Retailer 3$568 AUD
Retailer 14$568 AUD
Retailer 8$769 AUD
Retailer 7$790 AUD
Retailer 5$945 AUD
Retailer 10$975 AUD
Retailer 2$1,013 AUD
Retailer 9$1,322 AUD
Retailer 13$1,664 AUD
Retailer 12$1,824 AUD
Retailer 4$2,006 AUD
MOH London$2,287 AUD

43 data points across 14 retailers

23 retailers$457 AUD to $2,287 AUD

Retailer 1
-
$457 AUD
$321 USD
Price last confirmed 31 days ago
A
Retailer 2
-
$457 AUD
$321 USD
View
A
Retailer 3
-
$512 AUD
$360 USD
View
Final sale: no returns
Retailer 4
-
$531 AUD
$373 USD
View
Price last confirmed 33 days ago
Retailer 5
-
$559 AUD
$393 USD
View
Price last confirmed 34 days ago
A
Retailer 6
-
$568 AUD
$399 USD
View
A
Retailer 7
-
$568 AUD
$399 USD
View
A
Retailer 8
-
$620 AUD
HK$3,400 HKD
View
A
Retailer 9
-
$769 AUD
$540 USD
View
A
Retailer 10
-
$790 AUD
$555 USD
View
B+
Retailer 11
-
$945 AUD
$664 USD
View
B+
Retailer 12
-
$960 AUD
$674 USD
View
B+
Retailer 13
-
$975 AUD
ZAR 11,065 ZAR
View
B+
Retailer 14
-
$1,013 AUD
£560 GBP
View
B+
Retailer 15
-
$1,322 AUD
View
B
Retailer 16
-
$1,664 AUD
$1,169 USD
View
B
Retailer 17
-
$1,813 AUD
SGD 1,721 SGD
View
B
Retailer 18
-
$1,824 AUD
$1,281 USD
View
B
Retailer 19
-
$1,888 AUD
$1,326 USD
View
B
Retailer 20
-
$2,006 AUD
$1,409 USD
View
B
Retailer 21
-
$2,182 AUD
$1,533 USD
View
B
Retailer 22
-
$2,251 AUD
$1,581 USD
View
Most Expensive
B
MOH London
LG519242290 · Oct 29
$2,287 AUD
£1,265 GBP
View
22 more retailers have this diamond
Prices start from $457 AUDSave up to $1,830 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
1.71ct Heart
$457 AUD