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Marquise|Lab Grown|IGI

2.51ct F IF Marquise Lab Grown Diamond

ID • F/IF • IGI LG619446755

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG619446755

Diamond specifications and retailer prices

From €701 EUR
$786 USD
As of November 2, 2026
Save €3,544 EUR (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €4,245 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 2.51ct lab-grown marquise diamond

This 2.51ct lab-grown marquise sits in the two to three carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG619446755 or 619446755. Listed at 19 retailers as of October 29, 2026, with prices from €701 to €4,245, a €3,544 spread on the same certified stone. MOH London lists it at €4,245. 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

2.51
Carat
F
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG619446755
Dimensions13.93 × 7.09 × 4.55 mm
L/W Ratio1.96
Girdle conditionFaceted
Culet sizePointed
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
13.93 mm7.09 mm2.51 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG619446755
Side View
Table 58.0%Crown 33.6°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 64.2%

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: Nov 2
Current: €4,245 EUR|Low: €701 EUR|High: €5,002 EUR|Avg: €2,584 EUR|-0.7%
MOH London
Retailer 2
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Retailer 7
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Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 17
November 2, 2026
Retailer 5€701 EUR
Retailer 11€762 EUR
Retailer 7€812 EUR
Retailer 2€918 EUR
Retailer 10€1,246 EUR
Retailer 4€1,313 EUR
Retailer 14€1,480 EUR
Retailer 16€1,809 EUR
Retailer 13€1,929 EUR
Retailer 15€1,932 EUR
Retailer 12€2,284 EUR
Retailer 8€2,480 EUR
Retailer 17€2,746 EUR
Retailer 6€3,233 EUR
Retailer 9€3,773 EUR
Retailer 3€4,083 EUR
MOH London€4,245 EUR

31 data points across 17 retailers

19 retailers€701 EUR to €4,245 EUR

A
Cheapest Retailer
-
€701 EUR
$786 USD
A
Retailer 2
-
€762 EUR
$855 USD
View
A
Retailer 3
-
€812 EUR
$911 USD
View
A
Retailer 4
-
€918 EUR
£811 GBP
View
A
Retailer 5
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€1,246 EUR
£1,101 GBP
View
A
Retailer 6
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€1,313 EUR
$1,473 USD
View
A
Retailer 7
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€1,427 EUR
$1,601 USD
View
Final sale: no returns
A
Retailer 8
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€1,480 EUR
$1,660 USD
View
A
Retailer 9
-
€1,809 EUR
$2,029 USD
View
A
Retailer 10
-
€1,929 EUR
A$3,329 AUD
View
A
Retailer 11
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€1,932 EUR
$2,167 USD
View
A
Retailer 12
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€2,284 EUR
$2,562 USD
View
A
Retailer 13
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€2,480 EUR
View
B+
Retailer 14
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€2,746 EUR
$3,080 USD
View
B+
Retailer 15
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€3,233 EUR
$3,626 USD
View
B+
Retailer 16
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€3,574 EUR
£3,156 GBP
View
Retailer 17
-
€3,773 EUR
ZAR 68,366 ZAR
View
Price last confirmed 13 days ago
B+
Retailer 18
-
€4,083 EUR
$4,580 USD
View
Most Expensive
B+
MOH London
LG619446755 · Oct 29
€4,245 EUR
£3,749 GBP
View
18 more retailers have this diamond
Prices start from €701 EURSave up to €3,544 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
2.51ct Marquise
€701 EUR