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Heart|Lab Grown|IGI

2.56ct G SI1 Heart Lab Grown Diamond

ID • G/SI1 • IGI LG724597547

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG724597547

Diamond specifications and retailer prices

From €319 EUR
$356 USD
As of October 30, 2026
Save €1,252 EUR (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €1,571 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 2.56ct lab-grown heart diamond

This 2.56ct lab-grown heart sits in the two to three carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG724597547 or 724597547. Listed at 13 retailers as of October 29, 2026, with prices from €319 to €1,571, a €1,252 spread on the same certified stone. MOH London lists it at €1,571. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.56
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG724597547
Dimensions9.13 × 9.33 × 5.23 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.13 mm9.33 mm2.56 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG724597547
Side View
Table 58.0%Crown 33.9°Girdle: MED-THKPavilion 36.8°Culet: NoneDepth 56.1%

Caratlytics Score

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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: €1,571 EUR|Low: €306 EUR|High: €1,571 EUR|Avg: €737 EUR|+1.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 11€319 EUR
Retailer 5€374 EUR
Retailer 13€396 EUR
Retailer 4€400 EUR
Retailer 7€533 EUR
Retailer 12€634 EUR
Retailer 3€640 EUR
Retailer 10€661 EUR
Retailer 6€707 EUR
Retailer 9€764 EUR
Retailer 8€1,160 EUR
Retailer 2€1,272 EUR
MOH London€1,571 EUR

43 data points across 13 retailers

13 retailers€319 EUR to €1,571 EUR

A
Cheapest Retailer
-
€319 EUR
$356 USD
A
Retailer 2
-
€374 EUR
$418 USD
View
A
Retailer 3
-
€396 EUR
$442 USD
View
Retailer 4
-
€400 EUR
$447 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
€533 EUR
$595 USD
View
B+
Retailer 6
-
€634 EUR
$708 USD
View
A
Retailer 7
-
€640 EUR
View
A
Retailer 8
-
€661 EUR
$738 USD
View
A
Retailer 9
-
€707 EUR
£622 GBP
View
A
Retailer 10
-
€764 EUR
$854 USD
View
A
Retailer 11
-
€1,160 EUR
$1,296 USD
View
B+
Retailer 12
-
€1,272 EUR
$1,421 USD
View
Most Expensive
B+
MOH London
LG724597547 · Oct 29
€1,571 EUR
£1,382 GBP
View
12 more retailers have this diamond
Prices start from €319 EURSave up to €1,252 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
2.56ct Heart
€319 EUR