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Marquise|Lab Grown|IGI

4.00ct G VVS2 Marquise Lab Grown Diamond

ID • G/VVS2 • IGI LG807671609

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG807671609

Diamond specifications and retailer prices

From $922 AUD
$646 USD
As of November 1, 2026
Save $5,918 AUD (87%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $9,418 AUD at Brilliant Earth · As of October 12, 2026
View at Brilliant Earth

About this 4ct lab-grown marquise diamond

This 4ct 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 LG807671609 or 807671609. Listed at 6 retailers as of October 31, 2026, with a 642% 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

4.00
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG807671609
Dimensions16.07 × 8.20 × 5.30 mm
L/W Ratio1.96
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.07 mm8.20 mm4.00 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG807671609
Side View
Table 58.0%Crown 34.9°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 64.6%

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: $9,418 AUD|Low: $922 AUD|High: $10,188 AUD|Avg: $3,233 AUD|+0.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 28, 2026
Retailer 6$922 AUD
Retailer 11$1,163 AUD
Retailer 8$1,270 AUD
Retailer 9$1,582 AUD
Retailer 10$2,120 AUD
Retailer 4$2,299 AUD
Retailer 3$2,544 AUD
Retailer 12$3,155 AUD
Retailer 5$3,318 AUD
Retailer 2$4,202 AUD
Retailer 7$6,840 AUD
Brilliant Earth$9,418 AUD

22 data points across 12 retailers

6 retailers$922 AUD to $6,840 AUD

A
Cheapest Retailer
-
$922 AUD
$646 USD
Final sale: no returns
B+
Retailer 2
-
$1,270 AUD
$890 USD
View
B+
Retailer 3
-
$3,318 AUD
$2,325 USD
View
B+
Retailer 4
-
$4,202 AUD
$2,945 USD
View
B
Retailer 5
-
$6,840 AUD
$4,794 USD
View
Most Expensive
Brilliant Earth
20171071A · Oct 12
$9,418 AUD
$6,600 USD
View
Price last confirmed 21 days ago
5 more retailers have this diamond
Prices start from $922 AUDSave up to $5,918 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
4.00ct Marquise
$922 AUD