CaratHunter
Plans
Marquise|Lab Grown|IGI

2.56ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG842621091

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG842621091

Diamond specifications and retailer prices

From €2,040 EUR
$2,279 USD
As of October 31, 2026
Save €9,945 EUR (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €11,985 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 2.56ct lab-grown marquise diamond

This 2.56ct lab-grown marquise sits in the two to three carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG842621091 or 842621091. Listed at 11 retailers as of October 31, 2026, with prices from €2,040 to €11,985, a €9,945 spread on the same certified stone. Do Amore Diamonds lists it at €11,985. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.56
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842621091
Dimensions13.55 × 7.22 × 4.49 mm
L/W Ratio1.88
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
13.55 mm7.22 mm2.56 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842621091
Side View
Table 57.0%Crown 36.1°Girdle: MED-STKPavilion 38.3°Culet: NoneDepth 62.2%

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 31
Current: €11,985 EUR|Low: €1,580 EUR|High: €12,254 EUR|Avg: €4,110 EUR|+32.2%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 11€2,040 EUR
Retailer 9€2,171 EUR
Retailer 7€3,164 EUR
Retailer 8€3,318 EUR
Retailer 6€3,615 EUR
Retailer 2€3,795 EUR
Retailer 3€5,066 EUR
Retailer 4€5,294 EUR
Retailer 10€6,049 EUR
Retailer 5€8,966 EUR
Do Amore Diamonds€11,985 EUR

15 data points across 11 retailers

11 retailers€2,040 EUR to €11,985 EUR

A
Cheapest Retailer
-
€2,040 EUR
$2,279 USD
A
Retailer 2
-
€2,171 EUR
$2,425 USD
View
A
Retailer 3
-
€3,164 EUR
$3,535 USD
View
A
Retailer 4
-
€3,318 EUR
$3,707 USD
View
B+
Retailer 5
-
€3,615 EUR
View
A
Retailer 6
-
€3,795 EUR
$4,240 USD
View
B+
Retailer 7
-
€5,066 EUR
$5,660 USD
View
B+
Retailer 8
-
€5,294 EUR
A$9,100 AUD
View
Retailer 9
-
€6,049 EUR
$6,758 USD
View
Price last confirmed 8 days ago
B
Retailer 10
-
€8,966 EUR
A$15,411 AUD
View
Most Expensive
B
Do Amore Diamonds
27-BB0C4198E · Oct 31
€11,985 EUR
$13,390 USD
View
10 more retailers have this diamond
Prices start from €2,040 EURSave up to €9,945 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 Marquise
€2,040 EUR