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Marquise|Lab Grown|IGI

1.10ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG763649690

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG763649690

Diamond specifications and retailer prices

From $351 USD
As of November 4, 2026
Save $1,739 USD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,090 USD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.1ct lab-grown marquise diamond

This 1.1ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG763649690 or 763649690. Listed at 19 retailers as of November 4, 2026, with prices from $351 to $2,090, a $1,739 spread on the same certified stone. Brilliant Earth lists it at $2,090. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.10
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG763649690
Dimensions10.45 × 5.37 × 3.40 mm
L/W Ratio1.95
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.45 mm5.37 mm1.10 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG763649690
Side View
Table 60.0%Crown 35.6°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 63.3%

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: Nov 4
Current: $2,090 USD|Low: $337 USD|High: $2,090 USD|Avg: $1,019 USD
Brilliant Earth
Retailer 2
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Retailer 7
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Retailer 11
Retailer 12
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Retailer 18
November 5, 2026
Retailer 17$351 USD
Retailer 16$405 USD
Retailer 9$407 USD
Retailer 3$435 USD
Retailer 5$552 USD
Retailer 14$585 USD
Retailer 7$601 USD
Retailer 18$715 USD
Retailer 13$739 USD
Retailer 2$861 USD
Retailer 12$1,165 USD
Retailer 15$1,215 USD
Retailer 4$1,402 USD
Retailer 6$1,668 USD
Retailer 10$1,698 USD
Retailer 8$1,733 USD
Retailer 11$1,871 USD
Brilliant Earth$2,090 USD

46 data points across 18 retailers

19 retailers$351 USD to $2,090 USD

A
Cheapest Retailer
-
$351 USD
A
Retailer 2
-
$405 USD
View
Final sale: no returns
A
Retailer 3
-
$407 USD
View
A
Retailer 4
-
$435 USD
View
A
Retailer 5
-
$552 USD
View
A
Retailer 6
-
$585 USD
View
A
Retailer 7
-
$601 USD
View
A
Retailer 8
-
$715 USD
View
B+
Retailer 9
-
$739 USD
View
B+
Retailer 10
-
$861 USD
View
B
Retailer 11
-
$1,165 USD
View
B+
Retailer 12
-
$1,170 USD
View
B+
Retailer 13
-
$1,215 USD
View
B
Retailer 14
-
$1,402 USD
View
B
Retailer 15
-
$1,668 USD
View
B
Retailer 16
-
$1,698 USD
View
B
Retailer 17
-
$1,733 USD
View
B
Retailer 18
-
$1,871 USD
View
Most Expensive
B
Brilliant Earth
19996649Y · Nov 4
$2,090 USD
View
18 more retailers have this diamond
Prices start from $351 USDSave up to $1,739 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
1.10ct Marquise
$351 USD