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Marquise|Lab Grown|IGI

2.99ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG799658135

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG799658135

Diamond specifications and retailer prices

From $3,206 AUD
As of November 2, 2026
Save $9,788 AUD (75%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $16,719 AUD at Novita Diamonds · As of October 20, 2026
View at Novita Diamonds

About this 2.99ct lab-grown marquise diamond

This 2.99ct lab-grown marquise sits in the two to three carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG799658135 or 799658135. Listed at 23 retailers as of November 2, 2026, with a 305% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

2.99
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799658135
Dimensions16.72 × 7.30 × 4.25 mm
L/W Ratio2.29
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.72 mm7.30 mm2.99 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799658135
Side View
Table 58.0%Crown 31°Girdle: MED-STKPavilion 38.1°Culet: NoneDepth 58.2%

Caratlytics Score

How it works →
A+
Exceptional
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: $16,719 AUD|Low: $3,206 AUD|High: $17,087 AUD|Avg: $7,503 AUD|-2.2%
Novita Diamonds
Retailer 2
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Retailer 22
November 4, 2026
Retailer 17$3,206 AUD
Retailer 7$3,488 AUD
Retailer 11$3,590 AUD
Retailer 3$3,719 AUD
Retailer 16$3,952 AUD
Retailer 5$3,976 AUD
Retailer 2$5,069 AUD
Retailer 6$5,112 AUD
Retailer 9$5,517 AUD
Retailer 19$5,745 AUD
Retailer 4$5,801 AUD
Retailer 22$5,829 AUD
Retailer 21$7,048 AUD
Retailer 20$8,828 AUD
Retailer 15$9,028 AUD
Retailer 13$9,625 AUD
Retailer 10$9,930 AUD
Retailer 18$10,091 AUD
Retailer 8$11,026 AUD
Retailer 12$12,442 AUD
Retailer 14$12,994 AUD
Novita Diamonds$16,719 AUD

29 data points across 22 retailers

23 retailers$3,206 AUD to $12,994 AUD

A+
Cheapest Retailer
-
$3,206 AUD
A
Retailer 2
-
$3,488 AUD
View
A
Retailer 3
-
$3,590 AUD
View
Final sale: no returns
A
Retailer 4
-
$3,719 AUD
View
A
Retailer 5
-
$3,952 AUD
View
A
Retailer 6
-
$3,976 AUD
View
Retailer 7
-
$4,170 AUD
View
Price last confirmed 24 days ago
A
Retailer 8
-
$5,069 AUD
View
A
Retailer 9
-
$5,112 AUD
View
A
Retailer 10
-
$5,517 AUD
View
A
Retailer 11
-
$5,745 AUD
View
A
Retailer 12
-
$5,801 AUD
View
A
Retailer 13
-
$5,829 AUD
View
A
Retailer 14
-
$7,048 AUD
View
B+
Retailer 15
-
$8,828 AUD
View
B+
Retailer 16
-
$9,028 AUD
View
B+
Retailer 17
-
$9,625 AUD
View
B+
Retailer 18
-
$9,930 AUD
View
B+
Retailer 19
-
$10,091 AUD
View
B+
Retailer 20
-
$11,026 AUD
View
B
Retailer 21
-
$12,442 AUD
View
B
Retailer 22
-
$12,994 AUD
View
Most Expensive
Novita Diamonds
cert_799658135 · Oct 8
$16,719 AUD
View
Price last confirmed 14 days ago
22 more retailers have this diamond
Prices start from $3,206 AUDSave up to $9,788 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+
2.99ct Marquise
$3,206 AUD