CaratHunter
Plans
Heart|Lab Grown|IGI

1.51ct G VVS1 Heart Lab Grown Diamond

EX • G/VVS1 • IGI LG656414930

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG656414930

Diamond specifications and retailer prices

From $552 AUD
As of November 4, 2026
Save $2,212 AUD (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $4,889 AUD at Do Amore Diamonds · As of November 3, 2026
View at Do Amore Diamonds

About this 1.51ct lab-grown heart diamond

This 1.51ct lab-grown heart sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG656414930 or 656414930. Listed at 19 retailers as of November 4, 2026, with a 401% 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

1.51
Carat
G
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG656414930
Dimensions6.78 × 8.11 × 4.70 mm
L/W Ratio1.20
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.78 mm8.11 mm1.51 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG656414930
Side View
Table 59.0%Crown 36.5°Girdle: MED-STKPavilion 38.2°Culet: NoneDepth 58.0%

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 4
Current: $4,889 AUD|Low: $529 AUD|High: $4,889 AUD|Avg: $1,592 AUD
Do Amore Diamonds
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
November 5, 2026
Retailer 3$552 AUD
Retailer 13$617 AUD
Retailer 4$684 AUD
Retailer 10$801 AUD
Retailer 5$821 AUD
Retailer 6$908 AUD
Retailer 2$1,233 AUD
Retailer 8$1,301 AUD
Retailer 9$1,758 AUD
Retailer 11$1,917 AUD
Retailer 14$2,539 AUD
Retailer 12$2,560 AUD
Retailer 7$2,764 AUD
Do Amore Diamonds$4,889 AUD

43 data points across 14 retailers

19 retailers$552 AUD to $2,764 AUD

A
Cheapest Retailer
-
$552 AUD
A
Retailer 2
-
$617 AUD
View
A
Retailer 3
-
$617 AUD
View
Final sale: no returns
A
Retailer 4
-
$684 AUD
View
Retailer 5
-
$684 AUD
View
Price last confirmed 11 days ago
B+
Retailer 6
-
$756 AUD
View
B+
Retailer 7
-
$821 AUD
View
B+
Retailer 8
-
$898 AUD
View
B+
Retailer 9
-
$908 AUD
View
B+
Retailer 10
-
$1,233 AUD
View
B+
Retailer 11
-
$1,301 AUD
View
B
Retailer 12
-
$1,758 AUD
View
B
Retailer 13
-
$1,917 AUD
View
B
Retailer 14
-
$2,426 AUD
View
B
Retailer 15
-
$2,539 AUD
View
B
Retailer 16
-
$2,560 AUD
View
B
Retailer 17
-
$2,641 AUD
View
B
Retailer 18
-
$2,764 AUD
View
Most Expensive
Do Amore Diamonds
27-0D90983EA · Nov 3
$4,889 AUD
$3,430 USD
View
Price under review
18 more retailers have this diamond
Prices start from $552 AUDSave up to $2,212 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
1.51ct Heart
$552 AUD