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Heart|Lab Grown|IGI

1.50ct D VS1 Heart Lab Grown Diamond

ID • D/VS1 • IGI LG816607655

Shape and cutting style on the report: Heart modified brilliant

Certificate IGI LG816607655

Diamond specifications and retailer prices

From $536 AUD
As of November 6, 2026
Save $2,301 AUD (81%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $3,179 AUD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.5ct lab-grown heart diamond

This 1.5ct 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 LG816607655 or 816607655. Listed at 23 retailers as of November 5, 2026, with a 430% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle30°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816607655
Dimensions6.82 × 7.71 × 3.96 mm
L/W Ratio1.13
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.82 mm7.71 mm1.50 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816607655
Side View
Table 67.0%Crown 36.4°Girdle: ThickPavilion 30°Culet: NoneDepth 51.4%

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 6
Current: $3,179 AUD|Low: $536 AUD|High: $3,179 AUD|Avg: $1,490 AUD
Queensmith
Retailer 2
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November 6, 2026
Retailer 4$536 AUD
Retailer 12$600 AUD
Retailer 22$620 AUD
Retailer 3$664 AUD
Retailer 23$664 AUD
Retailer 16$726 AUD
Retailer 2$734 AUD
Retailer 7$821 AUD
Retailer 19$881 AUD
Retailer 8$891 AUD
Retailer 6$1,032 AUD
Retailer 20$1,144 AUD
Retailer 13$1,185 AUD
Retailer 18$1,547 AUD
Retailer 21$1,946 AUD
Retailer 14$2,116 AUD
Retailer 5$2,134 AUD
Retailer 11$2,190 AUD
Retailer 10$2,506 AUD
Retailer 9$2,515 AUD
Retailer 17$2,585 AUD
Retailer 15$2,837 AUD
Queensmith$3,179 AUD

32 data points across 23 retailers

23 retailers$536 AUD to $2,837 AUD

A
Cheapest Retailer
-
$536 AUD
A
Retailer 2
-
$600 AUD
View
Final sale: no returns
A
Retailer 3
-
$620 AUD
View
A
Retailer 4
-
$664 AUD
View
Retailer 5
-
$664 AUD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$726 AUD
View
A
Retailer 7
-
$734 AUD
View
B+
Retailer 8
-
$821 AUD
View
B+
Retailer 9
-
$881 AUD
View
B+
Retailer 10
-
$891 AUD
View
B+
Retailer 11
-
$1,032 AUD
View
B+
Retailer 12
-
$1,144 AUD
View
B+
Retailer 13
-
$1,185 AUD
View
B
Retailer 14
-
$1,547 AUD
View
B
Retailer 15
-
$1,946 AUD
View
B
Retailer 16
-
$2,116 AUD
View
B
Retailer 17
-
$2,134 AUD
View
B
Retailer 18
-
$2,190 AUD
View
B
Retailer 19
-
$2,506 AUD
View
B
Retailer 20
-
$2,515 AUD
View
B
Retailer 21
-
$2,585 AUD
View
B
Retailer 22
-
$2,837 AUD
View
Most Expensive
Queensmith
LG816607655 · Oct 27
$3,179 AUD
£1,720 GBP
View
Price last confirmed 10 days ago
22 more retailers have this diamond
Prices start from $536 AUDSave up to $2,301 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
1.50ct Heart
$536 AUD