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Marquise|Lab Grown|IGI

3.73ct E VVS1 Marquise Lab Grown Diamond

EX • E/VVS1 • IGI LG799690161

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG799690161

Diamond specifications and retailer prices

From $3,339 AUD
As of October 31, 2026
2 retailers carry this diamond
Most expensive: $13,510 AUD at Brilliant Earth · As of October 21, 2026
View at Brilliant Earth

About this 3.73ct lab-grown marquise diamond

This 3.73ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG799690161 or 799690161. Listed at 2 retailers as of October 31, 2026. 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

3.73
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799690161
Dimensions15.37 × 8.21 × 5.11 mm
L/W Ratio1.87
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.37 mm8.21 mm3.73 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799690161
Side View
Table 60.0%Crown 35.4°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.2%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 31
Current: $13,510 AUD|Low: $2,068 AUD|High: $13,937 AUD|Avg: $5,717 AUD|-3.1%
Brilliant Earth
Retailer 2
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October 26, 2026
Retailer 15$2,068 AUD
Retailer 12$2,261 AUD
Retailer 9$2,428 AUD
Retailer 6$3,091 AUD
Retailer 3$3,190 AUD
Retailer 2$3,339 AUD
Retailer 10$3,848 AUD
Retailer 13$4,576 AUD
Retailer 4$5,457 AUD
Retailer 11$5,504 AUD
Retailer 5$6,657 AUD
Retailer 7$6,749 AUD
Retailer 14$7,759 AUD
Retailer 16$8,251 AUD
Retailer 8$12,673 AUD
Brilliant Earth$13,510 AUD

9 data points across 16 retailers

2 retailers

B+
Cheapest Retailer
-
$3,339 AUD
Most Expensive
Brilliant Earth
19673354A · Oct 21
$13,510 AUD
$9,490 USD
View
Price last confirmed 9 days ago
1 more retailer has this diamond
Prices start from $3,339 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.

B+
3.73ct Marquise
$3,339 AUD