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Marquise|Lab Grown|IGI

1.05ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG790611715

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG790611715

Diamond specifications and retailer prices

From $342 USD
As of November 2, 2026
Save $2,468 USD (88%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,810 USD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.05ct lab-grown marquise diamond

This 1.05ct 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 LG790611715 or 790611715. Listed at 22 retailers as of November 2, 2026, with prices from $342 to $2,810, a $2,468 spread on the same certified stone. Brilliant Earth lists it at $2,810. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790611715
Dimensions10.51 × 5.34 × 3.34 mm
L/W Ratio1.97
Girdle conditionFaceted
Culet sizePointed
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
10.51 mm5.34 mm1.05 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790611715
Side View
Table 58.0%Crown 35.2°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 62.5%

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 2
Current: $2,810 USD|Low: $337 USD|High: $2,810 USD|Avg: $965 USD
Brilliant Earth
Retailer 2
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Retailer 21
November 3, 2026
Retailer 14$342 USD
Retailer 10$382 USD
Retailer 21$397 USD
Retailer 6$424 USD
Retailer 8$424 USD
Retailer 17$474 USD
Retailer 18$575 USD
Retailer 4$635 USD
Retailer 5$661 USD
Retailer 16$684 USD
Retailer 9$684 USD
Retailer 13$731 USD
Retailer 2$761 USD
Retailer 12$1,129 USD
Retailer 20$1,244 USD
Retailer 19$1,363 USD
Retailer 7$1,406 USD
Retailer 3$1,646 USD
Retailer 11$1,647 USD
Retailer 15$1,699 USD
Brilliant Earth$2,810 USD

38 data points across 21 retailers

22 retailers$342 USD to $2,810 USD

A
Cheapest Retailer
-
$342 USD
A
Retailer 2
-
$382 USD
View
Final sale: no returns
A
Retailer 3
-
$397 USD
View
Retailer 4
-
$424 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$424 USD
View
A
Retailer 6
-
$474 USD
HK$3,700 HKD
View
A
Retailer 7
-
$575 USD
View
B+
Retailer 8
-
$635 USD
View
B+
Retailer 9
-
$661 USD
View
B+
Retailer 10
-
$684 USD
€651 EUR
View
B+
Retailer 11
-
$684 USD
View
B+
Retailer 12
-
$731 USD
ZAR 11,814 ZAR
View
B+
Retailer 13
-
$761 USD
£599 GBP
View
B+
Retailer 14
-
$1,129 USD
SGD 1,526 SGD
View
B
Retailer 15
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$1,244 USD
View
B+
Retailer 16
-
$1,363 USD
View
B
Retailer 17
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$1,406 USD
View
B
Retailer 18
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$1,646 USD
£1,296 GBP
View
B
Retailer 19
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$1,647 USD
View
B
Retailer 20
-
$1,699 USD
£1,338 GBP
View
B
Retailer 21
-
$2,040 USD
View
Most Expensive
B
Brilliant Earth
19074321A · Nov 2
$2,810 USD
View
21 more retailers have this diamond
Prices start from $342 USDSave up to $2,468 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
1.05ct Marquise
$342 USD