CaratHunter
Plans
Marquise|Lab Grown|IGI

3.90ct G VVS2 Marquise Lab Grown Diamond

EX • G/VVS2 • IGI LG844626488

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844626488

Diamond specifications and retailer prices

From $756 AUD
$531 USD
As of November 1, 2026
Save $5,010 AUD (87%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $5,766 AUD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 3.9ct lab-grown marquise diamond

This 3.9ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG844626488 or 844626488. Listed at 4 retailers as of October 26, 2026, with prices from $756 to $5,766, a $5,010 spread on the same certified stone. Brilliant Earth lists it at $5,766. 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

3.90
Carat
G
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844626488
Dimensions16.28 × 8.25 × 5.16 mm
L/W Ratio1.97
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.28 mm8.25 mm3.90 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844626488
Side View
Table 59.0%Crown 36.3°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
A
Excellent
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 1
Current: $5,766 AUD|Low: $756 AUD|High: $5,766 AUD|Avg: $3,145 AUD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
November 2, 2026
Retailer 3$756 AUD
Retailer 2$1,447 AUD
Retailer 4$4,342 AUD
Brilliant Earth$5,766 AUD

17 data points across 4 retailers

4 retailers$756 AUD to $5,766 AUD

A
Cheapest Retailer
-
$756 AUD
$531 USD
Final sale: no returns
A
Retailer 2
-
$1,447 AUD
£800 GBP
View
B
Retailer 3
-
$4,342 AUD
$3,050 USD
View
Most Expensive
B
Brilliant Earth
21830298A · Oct 26
$5,766 AUD
$4,050 USD
View
3 more retailers have this diamond
Prices start from $756 AUDSave up to $5,010 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
3.90ct Marquise
$756 AUD