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Heart|Lab Grown|IGI

1.56ct E VVS1 Heart Lab Grown Diamond

EX • E/VVS1 • IGI LG756528155

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG756528155

Diamond specifications and retailer prices

From $401 AUD
$282 USD
As of October 30, 2026
Save $1,677 AUD (81%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $2,975 AUD at Brilliant Earth · As of October 21, 2026
View at Brilliant Earth

About this 1.56ct lab-grown heart diamond

This 1.56ct lab-grown heart sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG756528155 or 756528155. Listed at 25 retailers as of October 30, 2026, with a 418% 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

1.56
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG756528155
Dimensions7.97 × 7.97 × 7.26 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.97 mm7.97 mm1.56 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG756528155
Side View
Table 59.0%Crown 34.2°Girdle: MED-THKPavilion 39.7°Culet: NoneDepth 58.2%

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: Oct 30
Current: $2,975 AUD|Low: $386 AUD|High: $2,975 AUD|Avg: $1,114 AUD
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
Retailer 18
Retailer 19
Retailer 20
October 30, 2026
Retailer 7$401 AUD
Retailer 5$448 AUD
Retailer 9$498 AUD
Retailer 11$498 AUD
Retailer 3$534 AUD
Retailer 18$726 AUD
Retailer 14$789 AUD
Retailer 2$821 AUD
Retailer 17$856 AUD
Retailer 13$877 AUD
Retailer 15$923 AUD
Retailer 12$979 AUD
Retailer 16$1,159 AUD
Retailer 20$1,277 AUD
Retailer 10$1,602 AUD
Retailer 4$1,918 AUD
Retailer 8$1,975 AUD
Retailer 19$2,009 AUD
Retailer 6$2,073 AUD
Brilliant Earth$2,975 AUD

43 data points across 20 retailers

25 retailers$401 AUD to $2,078 AUD

A
Cheapest Retailer
-
$401 AUD
$282 USD
A
Retailer 2
-
$448 AUD
$315 USD
View
Final sale: no returns
A
Retailer 3
-
$467 AUD
$328 USD
View
A
Retailer 4
-
$498 AUD
$350 USD
View
A
Retailer 5
-
$498 AUD
$350 USD
View
Retailer 6
-
$534 AUD
£295 GBP
View
Price last confirmed 15 days ago
A
Retailer 7
-
$726 AUD
$510 USD
View
A
Retailer 8
-
$789 AUD
€528 EUR
View
B+
Retailer 9
-
$821 AUD
$577 USD
View
B+
Retailer 10
-
$856 AUD
ZAR 9,718 ZAR
View
B+
Retailer 11
-
$877 AUD
£485 GBP
View
B+
Retailer 12
-
$923 AUD
View
B+
Retailer 13
-
$951 AUD
$668 USD
View
B+
Retailer 14
-
$979 AUD
$688 USD
View
B+
Retailer 15
-
$1,055 AUD
$741 USD
View
B+
Retailer 16
-
$1,159 AUD
View
B+
Retailer 17
-
$1,277 AUD
$897 USD
View
B
Retailer 18
-
$1,602 AUD
$1,125 USD
View
B
Retailer 19
-
$1,674 AUD
$1,176 USD
View
B
Retailer 20
-
$1,918 AUD
$1,347 USD
View
Retailer 21
-
$1,975 AUD
View
Price last confirmed 22 days ago
Retailer 22
-
$2,009 AUD
£1,111 GBP
View
Price last confirmed 11 days ago
B
Retailer 23
-
$2,073 AUD
$1,456 USD
View
B
Retailer 24
-
$2,078 AUD
$1,460 USD
View
Most Expensive
Brilliant Earth
17800923A · Oct 21
$2,975 AUD
$2,090 USD
View
Price last confirmed 9 days ago
24 more retailers have this diamond
Prices start from $401 AUDSave up to $1,677 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
1.56ct Heart
$401 AUD