Marquise|Lab Grown|IGI

2.79ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG818684292

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818684292

Diamond specifications and retailer prices

From $3,065 USD
As of October 29, 2026
Save $8,719 USD (74%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $11,784 USD at With Clarity · As of October 30, 2026
View at With Clarity

About this 2.79ct lab-grown marquise diamond

This 2.79ct 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 LG818684292 or 818684292. Listed at 12 retailers as of October 29, 2026, with prices from $3,065 to $11,784, a $8,719 spread on the same certified stone. With Clarity lists it at $11,784. 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

2.79
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818684292
Dimensions14.22 × 7.30 × 4.63 mm
L/W Ratio1.95
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
14.22 mm7.30 mm2.79 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818684292
Side View
Table 61.0%Crown 36.1°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 63.4%

Caratlytics Score

How it works →
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: Oct 29
Current: $7,910 USD|Low: $3,675 USD|High: $11,784 USD|Avg: $6,948 USD|-13.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
With Clarity
October 30, 2026
Retailer 6$3,675 USD
Retailer 9$3,712 USD
Retailer 3$4,100 USD
Retailer 8$4,585 USD
Retailer 4$4,848 USD
Retailer 1$7,910 USD
Retailer 7$7,972 USD
Retailer 10$7,979 USD
Retailer 5$8,139 USD
Retailer 2$10,588 USD
With Clarity$11,784 USD

33 data points across 11 retailers

12 retailers$3,065 USD to $11,784 USD

A
Cheapest Retailer
-
$3,065 USD
A
Retailer 2
-
$3,675 USD
View
A
Retailer 3
-
$3,712 USD
HK$29,000 HKD
View
A
Retailer 4
-
$4,100 USD
£3,228 GBP
View
B+
Retailer 5
-
$4,585 USD
View
B+
Retailer 6
-
$4,848 USD
€4,617 EUR
View
B
Retailer 7
-
$7,910 USD
View
Retailer 8
-
$7,972 USD
A$12,265 AUD
View
Price last confirmed 21 days ago
B+
Retailer 9
-
$7,979 USD
View
B+
Retailer 10
-
$8,139 USD
£6,409 GBP
View
B
Retailer 11
-
$10,588 USD
View
Most Expensive
B
With Clarity
818684292 · Oct 30
$11,784 USD
View
11 more retailers have this diamond
Prices start from $3,065 USDSave up to $8,719 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
2.79ct Marquise
$3,065 USD