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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 $488 AUD
$342 USD
As of November 2, 2026
Save $3,522 AUD (88%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $4,010 AUD 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 $488 to $4,010, a $3,522 spread on the same certified stone. Brilliant Earth lists it at $4,010. 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
Colour
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: $4,010 AUD|Low: $481 AUD|High: $4,010 AUD|Avg: $1,377 AUD
Brilliant Earth
Retailer 2
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Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
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Retailer 19
Retailer 20
Retailer 21
November 3, 2026
Retailer 14$488 AUD
Retailer 10$545 AUD
Retailer 21$566 AUD
Retailer 6$605 AUD
Retailer 8$605 AUD
Retailer 17$676 AUD
Retailer 18$820 AUD
Retailer 4$906 AUD
Retailer 5$943 AUD
Retailer 16$975 AUD
Retailer 9$976 AUD
Retailer 13$1,043 AUD
Retailer 2$1,086 AUD
Retailer 12$1,611 AUD
Retailer 20$1,775 AUD
Retailer 19$1,945 AUD
Retailer 7$2,006 AUD
Retailer 3$2,349 AUD
Retailer 11$2,350 AUD
Retailer 15$2,425 AUD
Brilliant Earth$4,010 AUD

38 data points across 21 retailers

22 retailers$488 AUD to $4,010 AUD

A
Cheapest Retailer
-
$488 AUD
$342 USD
A
Retailer 2
-
$545 AUD
$382 USD
View
Final sale: no returns
A
Retailer 3
-
$566 AUD
$397 USD
View
Retailer 4
-
$605 AUD
$424 USD
View
Price last confirmed 9 days ago
A
Retailer 5
-
$605 AUD
$424 USD
View
A
Retailer 6
-
$676 AUD
HK$3,700 HKD
View
A
Retailer 7
-
$820 AUD
$575 USD
View
B+
Retailer 8
-
$906 AUD
$635 USD
View
B+
Retailer 9
-
$943 AUD
$661 USD
View
B+
Retailer 10
-
$975 AUD
€651 EUR
View
B+
Retailer 11
-
$976 AUD
$684 USD
View
B+
Retailer 12
-
$1,043 AUD
ZAR 11,814 ZAR
View
B+
Retailer 13
-
$1,086 AUD
£599 GBP
View
B+
Retailer 14
-
$1,611 AUD
SGD 1,526 SGD
View
B
Retailer 15
-
$1,775 AUD
$1,244 USD
View
B+
Retailer 16
-
$1,945 AUD
$1,363 USD
View
B
Retailer 17
-
$2,006 AUD
$1,406 USD
View
B
Retailer 18
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$2,349 AUD
£1,296 GBP
View
B
Retailer 19
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$2,350 AUD
$1,647 USD
View
B
Retailer 20
-
$2,425 AUD
£1,338 GBP
View
B
Retailer 21
-
$2,911 AUD
$2,040 USD
View
Most Expensive
B
Brilliant Earth
19074321A · Nov 2
$4,010 AUD
$2,810 USD
View
21 more retailers have this diamond
Prices start from $488 AUDSave up to $3,522 AUD

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
$488 AUD