Marquise|Lab Grown|IGI

2.77ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG846691079

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG846691079

Diamond specifications and retailer prices

From $1,153 USD
As of October 27, 2026
Save $8,067 USD (87%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $9,220 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 2.77ct lab-grown marquise diamond

This 2.77ct 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 LG846691079 or 846691079. Listed at 22 retailers as of October 27, 2026, with prices from $1,153 to $9,220, a $8,067 spread on the same certified stone. Brilliant Earth lists it at $9,220. 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

2.77
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.8°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846691079
Dimensions14.35 × 7.33 × 4.36 mm
L/W Ratio1.96
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.35 mm7.33 mm2.77 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846691079
Side View
Table 61.0%Crown 39.8°Girdle: STK-THKPavilion 38.4°Culet: NoneDepth 59.5%

Caratlytics Score

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A+
Exceptional
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 27
Current: $1,349 USD|Low: $1,153 USD|High: $5,130 USD|Avg: $2,714 USD|-3.7%
Retailer 1
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Retailer 21
October 30, 2026
Retailer 4$1,153 USD
Retailer 13$1,272 USD
Retailer 5$1,291 USD
Retailer 1$1,349 USD
Retailer 10$1,356 USD
Retailer 2$1,510 USD
Retailer 7$1,660 USD
Retailer 20$1,912 USD
Retailer 12$1,928 USD
Retailer 3$2,031 USD
Retailer 11$2,543 USD
Retailer 9$2,649 USD
Retailer 21$3,152 USD
Retailer 14$3,295 USD
Retailer 17$3,450 USD
Retailer 18$3,698 USD
Retailer 8$3,703 USD
Retailer 6$4,301 USD
Retailer 15$4,455 USD
Retailer 16$4,654 USD
Retailer 19$4,842 USD

11 data points across 21 retailers

22 retailers$1,153 USD to $9,220 USD

A+
Cheapest Retailer
-
$1,153 USD
A
Retailer 2
-
$1,272 USD
View
A
Retailer 3
-
$1,291 USD
View
Final sale: no returns
A
Retailer 4
-
$1,349 USD
£1,062 GBP
View
A
Retailer 5
-
$1,356 USD
View
A
Retailer 6
-
$1,510 USD
View
A
Retailer 7
-
$1,660 USD
View
A
Retailer 8
-
$1,912 USD
View
A
Retailer 9
-
$1,928 USD
£1,518 GBP
View
A
Retailer 10
-
$2,031 USD
€1,934 EUR
View
A
Retailer 11
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$2,543 USD
View
A
Retailer 12
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$2,649 USD
View
A
Retailer 13
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$3,152 USD
View
Retailer 14
-
$3,295 USD
A$5,069 AUD
View
Price last confirmed 7 days ago
A
Retailer 15
-
$3,450 USD
ZAR 55,729 ZAR
View
A
Retailer 16
-
$3,698 USD
View
A
Retailer 17
-
$3,703 USD
£2,916 GBP
View
A
Retailer 18
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$4,301 USD
£3,387 GBP
View
A
Retailer 19
-
$4,455 USD
SGD 6,020 SGD
View
A
Retailer 20
-
$4,654 USD
View
B+
Retailer 21
-
$4,842 USD
View
Most Expensive
B
Brilliant Earth
22284950A · Oct 28
$9,220 USD
View
21 more retailers have this diamond
Prices start from $1,153 USDSave up to $8,067 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+
2.77ct Marquise
$1,153 USD