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Heart|Lab Grown|IGI

1.56ct D VS1 Heart Lab Grown Diamond

EX • D/VS1 • IGI LG726564670

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG726564670

Diamond specifications and retailer prices

From €215 EUR
$240 USD
As of October 30, 2026
Save €874 EUR (80%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €1,504 EUR at Brilliant Earth · As of October 23, 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 D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG726564670 or 726564670. Listed at 20 retailers as of October 30, 2026, with a 407% 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
D
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG726564670
Dimensions7.26 × 8.07 × 4.67 mm
L/W Ratio1.11
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.26 mm8.07 mm1.56 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG726564670
Side View
Table 58.0%Crown 34.1°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 57.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €1,504 EUR|Low: €209 EUR|High: €1,611 EUR|Avg: €653 EUR|-6.7%
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
Retailer 17
November 1, 2026
Retailer 8€215 EUR
Retailer 7€239 EUR
Retailer 4€267 EUR
Retailer 17€267 EUR
Retailer 14€358 EUR
Retailer 12€458 EUR
Retailer 3€496 EUR
Retailer 10€500 EUR
Retailer 6€559 EUR
Retailer 13€621 EUR
Retailer 15€857 EUR
Retailer 16€859 EUR
Retailer 5€903 EUR
Retailer 11€964 EUR
Retailer 2€1,067 EUR
Retailer 9€1,093 EUR
Brilliant Earth€1,504 EUR

36 data points across 17 retailers

20 retailers€215 EUR to €1,088 EUR

A
Cheapest Retailer
-
€215 EUR
$240 USD
A
Retailer 2
-
€239 EUR
$267 USD
View
Final sale: no returns
A
Retailer 3
-
€267 EUR
$298 USD
View
Retailer 4
-
€267 EUR
$298 USD
View
Price last confirmed 7 days ago
Retailer 5
-
€268 EUR
$299 USD
View
Price last confirmed 34 days ago
B+
Retailer 6
-
€358 EUR
$400 USD
View
A
Retailer 7
-
€458 EUR
ZAR 8,260 ZAR
View
B+
Retailer 8
-
€496 EUR
$554 USD
View
B+
Retailer 9
-
€500 EUR
£440 GBP
View
B+
Retailer 10
-
€559 EUR
$625 USD
View
B+
Retailer 11
-
€621 EUR
A$1,067 AUD
View
B
Retailer 12
-
€857 EUR
$957 USD
View
B
Retailer 13
-
€859 EUR
$960 USD
View
B
Retailer 14
-
€903 EUR
$1,009 USD
View
B
Retailer 15
-
€964 EUR
$1,077 USD
View
Retailer 16
-
€1,047 EUR
$1,170 USD
View
Price last confirmed 17 days ago
B
Retailer 17
-
€1,067 EUR
£939 GBP
View
B
Retailer 18
-
€1,088 EUR
$1,216 USD
View
Retailer 19
-
€1,093 EUR
SGD 1,650 SGD
View
Price last confirmed 20 days ago
Most Expensive
Brilliant Earth
20458533A · Oct 23
€1,504 EUR
$1,680 USD
View
Price last confirmed 8 days ago
19 more retailers have this diamond
Prices start from €215 EURSave up to €874 EUR

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
€215 EUR