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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 $282 USD
As of October 27, 2026
Save $1,178 USD (81%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $2,090 USD 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 27, 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
Color
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 27
Current: $2,090 USD|Low: $271 USD|High: $2,090 USD|Avg: $778 USD
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 29, 2026
Retailer 7$282 USD
Retailer 5$315 USD
Retailer 9$350 USD
Retailer 11$350 USD
Retailer 3$375 USD
Retailer 16$470 USD
Retailer 18$510 USD
Retailer 13$554 USD
Retailer 17$602 USD
Retailer 2$618 USD
Retailer 14$649 USD
Retailer 12$688 USD
Retailer 15$814 USD
Retailer 20$897 USD
Retailer 10$1,125 USD
Retailer 4$1,347 USD
Retailer 8$1,387 USD
Retailer 19$1,411 USD
Retailer 6$1,456 USD
Brilliant Earth$2,090 USD

43 data points across 20 retailers

25 retailers$282 USD to $1,460 USD

A
Cheapest Retailer
-
$282 USD
A
Retailer 2
-
$315 USD
View
Final sale: no returns
A
Retailer 3
-
$328 USD
View
A
Retailer 4
-
$350 USD
View
A
Retailer 5
-
$350 USD
View
A
Retailer 6
-
$375 USD
£295 GBP
View
Price last confirmed 14 days ago
A
Retailer 7
-
$470 USD
View
A
Retailer 8
-
$510 USD
View
A
Retailer 9
-
$554 USD
€528 EUR
View
B+
Retailer 10
-
$602 USD
ZAR 9,718 ZAR
View
B+
Retailer 11
-
$618 USD
£486 GBP
View
B+
Retailer 12
-
$649 USD
A$998 AUD
View
B+
Retailer 13
-
$668 USD
View
B+
Retailer 14
-
$688 USD
View
B+
Retailer 15
-
$741 USD
View
B+
Retailer 16
-
$814 USD
A$1,252 AUD
View
B+
Retailer 17
-
$897 USD
View
B
Retailer 18
-
$1,125 USD
View
B
Retailer 19
-
$1,176 USD
View
B
Retailer 20
-
$1,347 USD
View
B
Retailer 21
-
$1,387 USD
A$2,134 AUD
View
Price last confirmed 21 days ago
B
Retailer 22
-
$1,411 USD
£1,111 GBP
View
Price last confirmed 10 days ago
B
Retailer 23
-
$1,456 USD
View
B
Retailer 24
-
$1,460 USD
View
Most Expensive
B
Brilliant Earth
17800923A · Oct 21
$2,090 USD
View
Price last confirmed 7 days ago
24 more retailers have this diamond
Prices start from $282 USDSave up to $1,178 USD

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
$282 USD