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Marquise|Lab Grown|IGI

2.03ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG790611659

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG790611659

Diamond specifications and retailer prices

From $1,812 AUD
$1,273 USD
As of October 30, 2026
Save $5,590 AUD (76%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $7,403 AUD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.03ct lab-grown marquise diamond

This 2.03ct lab-grown marquise sits in the two to three carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG790611659 or 790611659. Listed at 24 retailers as of October 30, 2026, with prices from $1,812 to $7,403, a $5,590 spread on the same certified stone. Brilliant Earth lists it at $7,403. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.03
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790611659
Dimensions12.81 × 6.60 × 4.15 mm
L/W Ratio1.94
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
12.81 mm6.60 mm2.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790611659
Side View
Table 59.0%Crown 35.7°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 62.9%

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: Oct 30
Current: $7,403 AUD|Low: $1,740 AUD|High: $10,165 AUD|Avg: $4,180 AUD|-27.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 15
Retailer 16
Retailer 17
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Retailer 20
Retailer 21
Retailer 22
October 31, 2026
Retailer 20$1,812 AUD
Retailer 7$1,972 AUD
Retailer 9$2,029 AUD
Retailer 14$2,103 AUD
Retailer 22$2,103 AUD
Retailer 19$2,349 AUD
Retailer 8$2,375 AUD
Retailer 4$2,424 AUD
Retailer 5$2,776 AUD
Retailer 2$2,962 AUD
Retailer 3$3,327 AUD
Retailer 16$3,360 AUD
Retailer 6$3,918 AUD
Retailer 18$3,941 AUD
Retailer 15$5,077 AUD
Retailer 13$5,424 AUD
Retailer 21$5,777 AUD
Retailer 10$6,574 AUD
Retailer 17$6,764 AUD
Retailer 11$7,038 AUD
Retailer 12$7,377 AUD
Brilliant Earth$7,403 AUD

37 data points across 22 retailers

24 retailers$1,812 AUD to $7,403 AUD

A
Cheapest Retailer
-
$1,812 AUD
$1,273 USD
A
Retailer 2
-
$1,972 AUD
$1,385 USD
View
A
Retailer 3
-
$2,029 AUD
$1,425 USD
View
Final sale: no returns
Retailer 4
-
$2,103 AUD
$1,477 USD
View
Price last confirmed 19 days ago
A
Retailer 5
-
$2,103 AUD
$1,477 USD
View
A
Retailer 6
-
$2,349 AUD
$1,650 USD
View
A
Retailer 7
-
$2,375 AUD
$1,668 USD
View
A
Retailer 8
-
$2,424 AUD
HK$13,300 HKD
View
A
Retailer 9
-
$2,776 AUD
$1,950 USD
View
A
Retailer 10
-
$2,962 AUD
£1,638 GBP
View
A
Retailer 11
-
$3,327 AUD
$2,337 USD
View
A
Retailer 12
-
$3,360 AUD
€2,248 EUR
View
B+
Retailer 13
-
$3,918 AUD
$2,752 USD
View
A
Retailer 14
-
$3,941 AUD
$2,768 USD
View
Retailer 15
-
$4,818 AUD
$3,384 USD
View
Price last confirmed 83 days ago
B+
Retailer 16
-
$5,077 AUD
£2,808 GBP
View
B+
Retailer 17
-
$5,424 AUD
ZAR 61,549 ZAR
View
B+
Retailer 18
-
$5,777 AUD
$4,058 USD
View
B+
Retailer 19
-
$6,032 AUD
$4,237 USD
View
B
Retailer 20
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$6,574 AUD
$4,618 USD
View
B+
Retailer 21
-
$6,764 AUD
£3,741 GBP
View
B+
Retailer 22
-
$7,038 AUD
SGD 6,681 SGD
View
B
Retailer 23
-
$7,377 AUD
$5,182 USD
View
Most Expensive
B
Brilliant Earth
19074514A · Oct 30
$7,403 AUD
$5,200 USD
View
23 more retailers have this diamond
Prices start from $1,812 AUDSave up to $5,590 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
2.03ct Marquise
$1,812 AUD