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Marquise|Lab Grown|IGI

2.66ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG754508173

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG754508173

Diamond specifications and retailer prices

From €3,231 EUR
HK$28,200 HKD
As of November 1, 2026
Save €4,234 EUR (57%) vs most expensive(unlock to see where)
32 retailers carry this diamond
Most expensive: €13,928 EUR at Do Amore Diamonds · As of October 23, 2026
View at Do Amore Diamonds

About this 2.66ct lab-grown marquise diamond

This 2.66ct lab-grown marquise sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754508173 or 754508173. Listed at 32 retailers as of October 31, 2026, with a 131% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

2.66
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754508173
Dimensions14.48 × 7.19 × 4.53 mm
L/W Ratio2.01
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
14.48 mm7.19 mm2.66 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754508173
Side View
Table 60.0%Crown 35.5°Girdle: MED-THKPavilion 40.3°Culet: NoneDepth 63.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: €13,928 EUR|Low: €2,025 EUR|High: €13,928 EUR|Avg: €5,329 EUR
Do Amore Diamonds
Retailer 2
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Retailer 25
October 29, 2026
Retailer 7€2,025 EUR
Retailer 10€2,203 EUR
Retailer 15€2,316 EUR
Retailer 14€2,427 EUR
Retailer 3€2,497 EUR
Retailer 11€2,631 EUR
Retailer 24€2,635 EUR
Retailer 19€3,555 EUR
Retailer 9€3,563 EUR
Retailer 25€3,599 EUR
Retailer 8€3,913 EUR
Retailer 21€4,129 EUR
Retailer 22€4,807 EUR
Retailer 18€4,911 EUR
Retailer 13€6,164 EUR
Retailer 5€6,270 EUR
Retailer 20€6,615 EUR
Retailer 6€6,803 EUR
Retailer 16€6,809 EUR
Retailer 4€6,873 EUR
Retailer 23€6,977 EUR
Retailer 2€7,465 EUR
Retailer 17€9,366 EUR
Retailer 12€11,544 EUR
Do Amore Diamonds€13,928 EUR

30 data points across 25 retailers

32 retailers€3,231 EUR to €7,465 EUR

Retailer 1
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€2,025 EUR
$2,262 USD
Price last confirmed 11 days ago
Retailer 2
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€2,025 EUR
$2,262 USD
View
Price last confirmed 32 days ago
Retailer 3
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€2,025 EUR
$2,262 USD
View
Price last confirmed 24 days ago
Retailer 4
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€2,203 EUR
$2,461 USD
View
Price last confirmed 33 days ago
Retailer 5
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€2,238 EUR
$2,500 USD
View
Price last confirmed 9 days ago
Retailer 6
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€2,316 EUR
$2,587 USD
View
Price last confirmed 34 days ago
Retailer 7
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€2,349 EUR
$2,624 USD
View
Price last confirmed 22 days ago
Retailer 8
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€2,349 EUR
$2,624 USD
View
Price last confirmed 29 days ago
Retailer 9
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€2,427 EUR
$2,712 USD
View
Price last confirmed 11 days ago
Retailer 10
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€2,497 EUR
$2,790 USD
View
Price last confirmed 9 days ago
Retailer 11
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€2,635 EUR
£2,318 GBP
View
Price last confirmed 15 days ago
A
Retailer 12
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€3,231 EUR
HK$28,200 HKD
View
Retailer 13
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€3,555 EUR
£3,127 GBP
View
Price last confirmed 10 days ago
Retailer 14
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€3,563 EUR
$3,981 USD
View
Price last confirmed 22 days ago
Retailer 15
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€3,563 EUR
$3,981 USD
View
Price last confirmed 10 days ago
Retailer 16
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€3,563 EUR
$3,981 USD
View
Price last confirmed 32 days ago
Retailer 17
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€3,599 EUR
$4,021 USD
View
Price last confirmed 11 days ago
Retailer 18
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€3,913 EUR
$4,372 USD
View
Price last confirmed 11 days ago
Retailer 19
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€4,807 EUR
$5,370 USD
View
Price last confirmed 14 days ago
Retailer 20
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€4,911 EUR
£4,320 GBP
View
Price last confirmed 11 days ago
Retailer 21
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€6,164 EUR
A$10,594 AUD
View
Price last confirmed 10 days ago
Retailer 22
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€6,270 EUR
$7,005 USD
View
Price last confirmed 10 days ago
Retailer 23
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€6,615 EUR
ZAR 119,390 ZAR
View
Price last confirmed 12 days ago
Retailer 24
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€6,803 EUR
A$11,693 AUD
View
Price last confirmed 24 days ago
Retailer 25
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€6,809 EUR
$7,608 USD
View
Price last confirmed 11 days ago
Retailer 26
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€6,873 EUR
$7,678 USD
View
Price last confirmed 11 days ago
Retailer 27
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€6,977 EUR
£6,138 GBP
View
Price last confirmed 11 days ago
B
Retailer 28
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€7,465 EUR
$8,340 USD
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B
Retailer 29
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€7,465 EUR
$8,340 USD
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Retailer 30
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€9,045 EUR
$10,106 USD
View
Price last confirmed 11 days ago
Retailer 31
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€9,366 EUR
SGD 14,140 SGD
View
Price last confirmed 11 days ago
Most Expensive
Do Amore Diamonds
27-E79FD6123 · Oct 23
€13,928 EUR
$15,560 USD
View
Price last confirmed 9 days ago
31 more retailers have this diamond
Prices start from €3,231 EURSave up to €4,234 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
2.66ct Marquise
€3,231 EUR