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Marquise|Lab Grown|IGI

1.05ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG787624307

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG787624307

Diamond specifications and retailer prices

From $378 AUD
$265 USD
As of November 2, 2026
Save $2,576 AUD (87%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $2,954 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 LG787624307 or 787624307. Listed at 24 retailers as of November 2, 2026, with prices from $378 to $2,954, a $2,576 spread on the same certified stone. Brilliant Earth lists it at $2,954. 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 angle34.4°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787624307
Dimensions10.39 × 5.37 × 3.32 mm
L/W Ratio1.93
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
10.39 mm5.37 mm1.05 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787624307
Side View
Table 59.0%Crown 34.4°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 61.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $2,954 AUD|Low: $378 AUD|High: $3,995 AUD|Avg: $1,264 AUD|-26.1%
Brilliant Earth
Retailer 2
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Retailer 22
November 3, 2026
Retailer 3$378 AUD
Retailer 10$424 AUD
Retailer 17$439 AUD
Retailer 8$469 AUD
Retailer 13$483 AUD
Retailer 9$530 AUD
Retailer 22$642 AUD
Retailer 19$799 AUD
Retailer 16$810 AUD
Retailer 21$818 AUD
Retailer 6$869 AUD
Retailer 2$891 AUD
Retailer 14$960 AUD
Retailer 20$1,143 AUD
Retailer 11$1,259 AUD
Retailer 12$1,510 AUD
Retailer 7$1,582 AUD
Retailer 5$1,655 AUD
Retailer 18$1,881 AUD
Retailer 4$2,001 AUD
Retailer 15$2,911 AUD
Brilliant Earth$2,954 AUD

29 data points across 22 retailers

24 retailers$378 AUD to $2,954 AUD

A
Cheapest Retailer
-
$378 AUD
$265 USD
A
Retailer 2
-
$424 AUD
$297 USD
View
Final sale: no returns
A
Retailer 3
-
$439 AUD
$308 USD
View
A
Retailer 4
-
$469 AUD
$329 USD
View
A
Retailer 5
-
$483 AUD
£267 GBP
View
A
Retailer 6
-
$530 AUD
HK$2,900 HKD
View
Retailer 7
-
$595 AUD
$417 USD
View
Price last confirmed 9 days ago
A
Retailer 8
-
$642 AUD
$450 USD
View
A
Retailer 9
-
$799 AUD
$560 USD
View
A
Retailer 10
-
$810 AUD
ZAR 9,166 ZAR
View
A
Retailer 11
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$818 AUD
$573 USD
View
A
Retailer 12
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$869 AUD
$609 USD
View
A
Retailer 13
-
$891 AUD
£491 GBP
View
Retailer 14
-
$960 AUD
€641 EUR
View
Price last confirmed 8 days ago
B+
Retailer 15
-
$1,143 AUD
$801 USD
View
B+
Retailer 16
-
$1,158 AUD
View
B+
Retailer 17
-
$1,259 AUD
SGD 1,192 SGD
View
B+
Retailer 18
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$1,510 AUD
$1,058 USD
View
B+
Retailer 19
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$1,582 AUD
$1,109 USD
View
B
Retailer 20
-
$1,655 AUD
$1,160 USD
View
B+
Retailer 21
-
$1,881 AUD
£1,038 GBP
View
B
Retailer 22
-
$2,001 AUD
$1,402 USD
View
B
Retailer 23
-
$2,911 AUD
$2,040 USD
View
Most Expensive
B
Brilliant Earth
20381025A · Nov 2
$2,954 AUD
$2,070 USD
View
23 more retailers have this diamond
Prices start from $378 AUDSave up to $2,576 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
$378 AUD