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Marquise|Lab Grown|IGI

1.24ct E FL Marquise Lab Grown Diamond

EX • E/FL • IGI LG791607977

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG791607977

Diamond specifications and retailer prices

From $380 USD
As of October 30, 2026
Save $2,500 USD (87%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $2,880 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.24ct lab-grown marquise diamond

This 1.24ct 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 LG791607977 or 791607977. Listed at 24 retailers as of October 30, 2026, with prices from $380 to $2,880, a $2,500 spread on the same certified stone. Do Amore Diamonds lists it at $2,880. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.24
Carat
E
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG791607977
Dimensions11.68 × 5.44 × 3.38 mm
L/W Ratio2.15
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.68 mm5.44 mm1.24 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG791607977
Side View
Table 58.0%Crown 34.5°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 62.1%

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 30
Current: $2,880 USD|Low: $365 USD|High: $2,880 USD|Avg: $1,125 USD
Do Amore Diamonds
Retailer 2
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Retailer 18
October 31, 2026
Retailer 3$380 USD
Retailer 15$424 USD
Retailer 8$426 USD
Retailer 5$471 USD
Retailer 9$471 USD
Retailer 14$620 USD
Retailer 4$698 USD
Retailer 16$794 USD
Retailer 6$831 USD
Retailer 2$850 USD
Retailer 13$894 USD
Retailer 18$997 USD
Retailer 10$1,403 USD
Retailer 7$1,672 USD
Retailer 11$1,823 USD
Retailer 12$1,920 USD
Retailer 17$2,210 USD
Do Amore Diamonds$2,880 USD

38 data points across 18 retailers

24 retailers$380 USD to $2,880 USD

A
Cheapest Retailer
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$380 USD
A
Retailer 2
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$424 USD
View
Final sale: no returns
A
Retailer 3
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$426 USD
View
A
Retailer 4
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$471 USD
View
A
Retailer 5
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$471 USD
View
A
Retailer 6
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$558 USD
View
A
Retailer 7
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$620 USD
View
A
Retailer 8
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$670 USD
View
A
Retailer 9
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$698 USD
View
B+
Retailer 10
-
$794 USD
€756 EUR
View
B+
Retailer 11
-
$831 USD
A$1,278 AUD
View
B+
Retailer 12
-
$850 USD
£669 GBP
View
B+
Retailer 13
-
$894 USD
ZAR 14,438 ZAR
View
B+
Retailer 14
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$997 USD
View
B+
Retailer 15
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$1,140 USD
View
Price last confirmed 7 days ago
B
Retailer 16
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$1,403 USD
View
B
Retailer 17
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$1,436 USD
CA$1,995 CAD
View
B
Retailer 18
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$1,672 USD
View
B
Retailer 19
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$1,760 USD
View
B
Retailer 20
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$1,823 USD
View
B
Retailer 21
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$1,920 USD
£1,512 GBP
View
B
Retailer 22
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$1,993 USD
View
B
Retailer 23
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$2,210 USD
View
Most Expensive
B
Do Amore Diamonds
20-E78059 · Oct 31
$2,880 USD
View
23 more retailers have this diamond
Prices start from $380 USDSave up to $2,500 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
1.24ct Marquise
$380 USD