Marquise|Lab Grown|IGI

2.61ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG819625153

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG819625153

Diamond specifications and retailer prices

From $1,935 USD
As of October 30, 2026
Save $6,375 USD (77%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $8,310 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.61ct lab-grown marquise diamond

This 2.61ct 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 LG819625153 or 819625153. Listed at 15 retailers as of October 30, 2026, with prices from $1,935 to $8,310, a $6,375 spread on the same certified stone. Brilliant Earth lists it at $8,310. 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

2.61
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG819625153
Dimensions13.83 × 7.30 × 4.48 mm
L/W Ratio1.89
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.83 mm7.30 mm2.61 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG819625153
Side View
Table 59.0%Crown 38.3°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $8,310 USD|Low: $1,741 USD|High: $8,310 USD|Avg: $3,672 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 11$1,741 USD
Retailer 3$1,935 USD
Retailer 2$2,274 USD
Retailer 4$2,459 USD
Retailer 8$2,465 USD
Retailer 6$2,631 USD
Retailer 5$4,493 USD
Retailer 10$4,694 USD
Retailer 7$5,000 USD
Retailer 9$6,635 USD
Brilliant Earth$8,310 USD

45 data points across 11 retailers

15 retailers$1,935 USD to $8,310 USD

Retailer 1
-
$1,741 USD
Price last confirmed 18 days ago
A
Retailer 2
-
$1,935 USD
View
A
Retailer 3
-
$2,274 USD
A$3,498 AUD
View
A
Retailer 4
-
$2,459 USD
£1,936 GBP
View
A
Retailer 5
-
$2,465 USD
View
A
Retailer 6
-
$2,631 USD
€2,506 EUR
View
A
Retailer 7
-
$2,683 USD
View
A
Retailer 8
-
$2,960 USD
View
B+
Retailer 9
-
$4,493 USD
ZAR 72,587 ZAR
View
B+
Retailer 10
-
$4,694 USD
View
B+
Retailer 11
-
$5,000 USD
£3,937 GBP
View
B+
Retailer 12
-
$6,124 USD
View
B+
Retailer 13
-
$6,275 USD
View
Retailer 14
-
$6,635 USD
A$10,208 AUD
View
Price last confirmed 22 days ago
Most Expensive
B
Brilliant Earth
21102236A · Oct 30
$8,310 USD
View
14 more retailers have this diamond
Prices start from $1,935 USDSave up to $6,375 USD

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
2.61ct Marquise
$1,935 USD