Marquise|Lab Grown|IGI

3.92ct G VVS1 Marquise Lab Grown Diamond

ID • G/VVS1 • IGI LG831649018

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG831649018

Diamond specifications and retailer prices

From $1,367 AUD
As of November 3, 2026
Save $5,348 AUD (80%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $6,716 AUD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 3.92ct lab-grown marquise diamond

This 3.92ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG831649018 or 831649018. Listed at 23 retailers as of November 3, 2026, with prices from $1,367 to $6,716, a $5,348 spread on the same certified stone. Brilliant Earth lists it at $6,716. 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

3.92
Carat
G
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831649018
Dimensions16.44 × 8.44 × 4.98 mm
L/W Ratio1.95
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.44 mm8.44 mm3.92 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831649018
Side View
Table 60.0%Crown 33°Girdle: MED-STKPavilion 38.8°Culet: NoneDepth 59.0%

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: $6,716 AUD|Low: $1,221 AUD|High: $11,212 AUD|Avg: $3,593 AUD|-40.1%
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
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Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
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Retailer 20
November 3, 2026
Retailer 9$1,221 AUD
Retailer 2$1,367 AUD
Retailer 16$1,448 AUD
Retailer 17$1,525 AUD
Retailer 18$1,917 AUD
Retailer 19$1,926 AUD
Retailer 6$2,045 AUD
Retailer 13$2,723 AUD
Retailer 4$2,854 AUD
Retailer 3$2,910 AUD
Retailer 11$3,819 AUD
Retailer 10$3,928 AUD
Retailer 14$4,188 AUD
Retailer 7$4,274 AUD
Retailer 8$4,277 AUD
Retailer 12$4,366 AUD
Retailer 20$4,747 AUD
Retailer 15$5,932 AUD
Retailer 5$6,157 AUD
Brilliant Earth$6,716 AUD

37 data points across 20 retailers

23 retailers$1,367 AUD to $6,716 AUD

Retailer 1
-
$1,091 AUD
Price last confirmed 18 days ago
Retailer 2
-
$1,187 AUD
View
Price last confirmed 20 days ago
Retailer 3
-
$1,266 AUD
View
Price last confirmed 32 days ago
A
Retailer 4
-
$1,367 AUD
View
A
Retailer 5
-
$1,448 AUD
View
Retailer 6
-
$1,525 AUD
View
Price last confirmed 7 days ago
Retailer 7
-
$1,917 AUD
View
Price last confirmed 8 days ago
Retailer 8
-
$1,926 AUD
View
Price last confirmed 8 days ago
Retailer 9
-
$2,045 AUD
View
Price last confirmed 9 days ago
B+
Retailer 10
-
$2,723 AUD
View
Retailer 11
-
$2,854 AUD
View
Price last confirmed 14 days ago
Retailer 12
-
$2,910 AUD
View
Price last confirmed 11 days ago
Retailer 13
-
$3,557 AUD
View
Price last confirmed 19 days ago
B+
Retailer 14
-
$3,819 AUD
View
Retailer 15
-
$3,928 AUD
View
Price last confirmed 19 days ago
B
Retailer 16
-
$4,188 AUD
View
Retailer 17
-
$4,274 AUD
View
Price last confirmed 10 days ago
Retailer 18
-
$4,277 AUD
View
Price last confirmed 9 days ago
Retailer 19
-
$4,366 AUD
View
Price last confirmed 8 days ago
Retailer 20
-
$4,747 AUD
View
Price last confirmed 9 days ago
B
Retailer 21
-
$5,932 AUD
View
B
Retailer 22
-
$6,157 AUD
View
Most Expensive
B
Brilliant Earth
21633999A · Nov 3
$6,716 AUD
$4,690 USD
View
22 more retailers have this diamond
Prices start from $1,367 AUDSave up to $5,348 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
3.92ct Marquise
$1,367 AUD