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Marquise|Lab Grown|IGI

2.78ct F VS2 Marquise Lab Grown Diamond

EX • F/VS2 • IGI LG833658777

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG833658777

Diamond specifications and retailer prices

From $825 AUD
$578 USD
As of November 3, 2026
Save $1,654 AUD (67%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $2,479 AUD at Novita Diamonds · As of October 30, 2026
View at Novita Diamonds

About this 2.78ct lab-grown marquise diamond

This 2.78ct lab-grown marquise sits in the two to three carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG833658777 or 833658777. Listed at 5 retailers as of October 30, 2026, with prices from $825 to $2,479, a $1,654 spread on the same certified stone. Novita Diamonds lists it at $2,479. 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

2.78
Carat
F
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833658777
Dimensions14.85 × 7.44 × 4.55 mm
L/W Ratio2.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.85 mm7.44 mm2.78 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG833658777
Side View
Table 60.0%Crown 34.4°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.2%

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 3
Current: $2,479 AUD|Low: $825 AUD|High: $2,479 AUD|Avg: $1,237 AUD
Novita Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 4$825 AUD
Retailer 7$863 AUD
Retailer 5$865 AUD
Retailer 2$1,097 AUD
Retailer 3$1,193 AUD
Retailer 6$1,215 AUD
Retailer 8$2,150 AUD
Novita Diamonds$2,479 AUD

6 data points across 8 retailers

5 retailers$825 AUD to $2,479 AUD

A
Cheapest Retailer
-
$825 AUD
$578 USD
B+
Retailer 2
-
$865 AUD
$606 USD
View
A
Retailer 3
-
$1,097 AUD
€732 EUR
View
A
Retailer 4
-
$1,193 AUD
$836 USD
View
Most Expensive
B
Novita Diamonds
cert_833658777 · Oct 30
$2,479 AUD
View
4 more retailers have this diamond
Prices start from $825 AUDSave up to $1,654 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
2.78ct Marquise
$825 AUD