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Marquise|Lab Grown|IGI

1.17ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG823694879

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG823694879

Diamond specifications and retailer prices

From $434 USD
As of November 2, 2026
Save $2,696 USD (86%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $3,130 USD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.17ct lab-grown marquise diamond

This 1.17ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG823694879 or 823694879. Listed at 20 retailers as of November 2, 2026, with prices from $434 to $3,130, a $2,696 spread on the same certified stone. Brilliant Earth lists it at $3,130. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.17
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823694879
Dimensions10.68 × 5.59 × 3.50 mm
L/W Ratio1.91
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
10.68 mm5.59 mm1.17 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823694879
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 62.6%

Caratlytics Score

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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 2
Current: $3,130 USD|Low: $416 USD|High: $3,130 USD|Avg: $1,084 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 2, 2026
Retailer 15$434 USD
Retailer 9$484 USD
Retailer 6$486 USD
Retailer 7$538 USD
Retailer 16$538 USD
Retailer 5$589 USD
Retailer 12$680 USD
Retailer 4$846 USD
Retailer 13$854 USD
Retailer 10$880 USD
Retailer 2$927 USD
Retailer 14$1,509 USD
Retailer 17$1,570 USD
Retailer 8$1,709 USD
Retailer 3$1,729 USD
Retailer 11$1,976 USD
Brilliant Earth$3,130 USD

43 data points across 17 retailers

20 retailers$434 USD to $3,130 USD

A
Cheapest Retailer
-
$434 USD
A
Retailer 2
-
$484 USD
View
Final sale: no returns
A
Retailer 3
-
$486 USD
View
Retailer 4
-
$538 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$538 USD
View
A
Retailer 6
-
$589 USD
HK$4,600 HKD
View
A
Retailer 7
-
$680 USD
View
B+
Retailer 8
-
$790 USD
View
B+
Retailer 9
-
$846 USD
View
B+
Retailer 10
-
$854 USD
€813 EUR
View
B+
Retailer 11
-
$880 USD
£693 GBP
View
B+
Retailer 12
-
$927 USD
ZAR 14,983 ZAR
View
B
Retailer 13
-
$1,509 USD
View
B
Retailer 14
-
$1,570 USD
£1,236 GBP
View
B
Retailer 15
-
$1,709 USD
SGD 2,310 SGD
View
B
Retailer 16
-
$1,729 USD
View
B
Retailer 17
-
$1,761 USD
View
B
Retailer 18
-
$1,939 USD
View
B
Retailer 19
-
$1,976 USD
£1,556 GBP
View
Most Expensive
B
Brilliant Earth
21056574A · Nov 2
$3,130 USD
View
19 more retailers have this diamond
Prices start from $434 USDSave up to $2,696 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
1.17ct Marquise
$434 USD