Marquise|Lab Grown|IGI

2.55ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG809686841

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG809686841

Diamond specifications and retailer prices

From $2,717 USD
As of October 24, 2026
6 retailers carry this diamond
Most expensive: $4,484 USD at Taylor and Hart · As of October 21, 2026
View at Taylor and Hart

About this 2.55ct lab-grown marquise diamond

This 2.55ct 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 LG809686841 or 809686841. Listed at 6 retailers as of October 24, 2026. 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

2.55
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG809686841
Dimensions14.64 × 7.09 × 4.38 mm
L/W Ratio2.06
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.64 mm7.09 mm2.55 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG809686841
Side View
Table 60.0%Crown 35.3°Girdle: MediumPavilion 40.2°Culet: NoneDepth 61.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 24
Current: $1,906 USD|Low: $1,519 USD|High: $5,383 USD|Avg: $3,081 USD|-12.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Taylor and Hart
October 22, 2026
Retailer 2$1,519 USD
Retailer 1$1,906 USD
Retailer 5$2,042 USD
Retailer 4$2,717 USD
Retailer 3$4,171 USD
Taylor and Hart$4,484 USD

28 data points across 6 retailers

6 retailers

Retailer 1
-
$1,519 USD
Price last confirmed 9 days ago
Retailer 2
-
$1,906 USD
£1,500 GBP
View
Price last confirmed 8 days ago
Retailer 3
-
$2,042 USD
View
Price last confirmed 9 days ago
A
Retailer 4
-
$2,717 USD
View
Retailer 5
-
$4,171 USD
£3,284 GBP
View
Price last confirmed 18 days ago
Most Expensive
Taylor and Hart
9EQQ8NU · Oct 21
$4,484 USD
View
Price last confirmed 9 days ago
5 more retailers have this diamond
Prices start from $2,717 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
2.55ct Marquise
$2,717 USD