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Heart|Lab Grown|IGI

1.50ct G VS1 Heart Lab Grown Diamond

VG • G/VS1 • IGI LG831608921

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG831608921

Diamond specifications and retailer prices

From $438 AUD
As of November 1, 2026
14 retailers carry this diamond
Most expensive: $2,552 AUD at Brilliant Earth · As of October 17, 2026
View at Brilliant Earth

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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG831608921 or 831608921. Listed at 14 retailers as of November 1, 2026. 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

1.50
Carat
G
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.8°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831608921
Dimensions7.37 × 7.71 × 4.55 mm
L/W Ratio1.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.37 mm7.71 mm1.50 ctG / VS1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG831608921
Side View
Table 68.0%Crown 34.8°Girdle: STK-THKPavilion 40.7°Culet: NoneDepth 59.0%

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: Nov 1
Current: $2,552 AUD|Low: $359 AUD|High: $2,623 AUD|Avg: $1,102 AUD|-2.7%
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
October 17, 2026
Retailer 16$359 AUD
Retailer 4$438 AUD
Retailer 2$466 AUD
Retailer 13$640 AUD
Retailer 11$677 AUD
Retailer 12$677 AUD
Retailer 8$681 AUD
Retailer 9$723 AUD
Retailer 10$1,046 AUD
Retailer 5$1,293 AUD
Retailer 6$1,353 AUD
Retailer 7$1,598 AUD
Retailer 14$1,612 AUD
Retailer 15$1,618 AUD
Retailer 3$1,815 AUD
Brilliant Earth$2,552 AUD

25 data points across 16 retailers

14 retailers

Retailer 1
-
$321 AUD
Price last confirmed 19 days ago
Retailer 2
-
$372 AUD
View
Price last confirmed 21 days ago
Retailer 3
-
$398 AUD
View
Price last confirmed 33 days ago
B+
Retailer 4
-
$438 AUD
View
Retailer 5
-
$677 AUD
View
Price last confirmed 20 days ago
Retailer 6
-
$677 AUD
View
Price last confirmed 23 days ago
Retailer 7
-
$723 AUD
View
Price last confirmed 19 days ago
Retailer 8
-
$1,279 AUD
View
Price last confirmed 20 days ago
Retailer 9
-
$1,293 AUD
View
Price last confirmed 19 days ago
Retailer 10
-
$1,353 AUD
View
Price last confirmed 19 days ago
Retailer 11
-
$1,612 AUD
View
Price last confirmed 25 days ago
Retailer 12
-
$1,618 AUD
View
Price last confirmed 21 days ago
Retailer 13
-
$1,815 AUD
View
Price last confirmed 20 days ago
Most Expensive
Brilliant Earth
21284879A · Oct 17
$2,552 AUD
$1,790 USD
View
Price last confirmed 18 days ago
13 more retailers have this diamond
Prices start from $438 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+
1.50ct Heart
$438 AUD