Marquise|Lab Grown|IGI

1.01ct E FL Marquise Lab Grown Diamond

EX • E/FL • IGI LG809674572

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG809674572

Diamond specifications and retailer prices

From $1,223 USD
As of October 30, 2026
Save $348 USD (22%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,110 USD at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

About this 1.01ct lab-grown marquise diamond

This 1.01ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG809674572 or 809674572. Listed at 9 retailers as of October 29, 2026, with a 28% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
E
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG809674572
Dimensions10.40 × 5.24 × 3.31 mm
L/W Ratio1.98
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.40 mm5.24 mm1.01 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG809674572
Side View
Table 58.0%Crown 35.7°Girdle: THN-MEDPavilion 40.4°Culet: NoneDepth 63.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 30
Current: $2,110 USD|Low: $240 USD|High: $2,210 USD|Avg: $921 USD|-4.5%
Brilliant Earth
Retailer 2
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October 30, 2026
Retailer 21$299 USD
Retailer 11$347 USD
Retailer 6$367 USD
Retailer 14$371 USD
Retailer 19$371 USD
Retailer 3$487 USD
Retailer 8$525 USD
Retailer 5$579 USD
Retailer 4$590 USD
Retailer 16$596 USD
Retailer 7$634 USD
Retailer 10$651 USD
Retailer 9$691 USD
Retailer 22$791 USD
Retailer 23$1,194 USD
Retailer 2$1,223 USD
Retailer 15$1,300 USD
Retailer 18$1,307 USD
Retailer 12$1,506 USD
Retailer 17$1,511 USD
Retailer 20$1,543 USD
Retailer 13$1,570 USD
Retailer 24$1,874 USD
Brilliant Earth$2,110 USD

21 data points across 24 retailers

9 retailers$1,223 USD to $1,570 USD

Retailer 1
-
$299 USD
Price last confirmed 21 days ago
Retailer 2
-
$371 USD
View
Price last confirmed 21 days ago
Retailer 3
-
$691 USD
View
Price last confirmed 27 days ago
Retailer 4
-
$791 USD
View
Price last confirmed 15 days ago
Retailer 5
-
$1,194 USD
View
Price last confirmed 22 days ago
Retailer 6
-
$1,223 USD
View
B
Retailer 7
-
$1,570 USD
View
Retailer 8
-
$1,874 USD
View
Price last confirmed 13 days ago
Most Expensive
Brilliant Earth
21717681A · Oct 16
$2,110 USD
View
Price last confirmed 13 days ago
8 more retailers have this diamond
Prices start from $1,223 USDSave up to $348 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.

B
1.01ct Marquise
$1,223 USD