Marquise|Lab Grown|IGI

3.05ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG840648327

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG840648327

Diamond specifications and retailer prices

From $1,132 AUD
$795 USD
As of October 30, 2026
Save $4,109 AUD (78%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $6,201 AUD at Helzberg Diamonds · As of October 13, 2026
View at Helzberg Diamonds

About this 3.05ct lab-grown marquise diamond

This 3.05ct 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 LG840648327 or 840648327. Listed at 25 retailers as of October 30, 2026, with a 363% 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

3.05
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.7°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840648327
Dimensions15.79 × 7.32 × 4.47 mm
L/W Ratio2.16
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.79 mm7.32 mm3.05 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840648327
Side View
Table 62.0%Crown 38.7°Girdle: STK-THKPavilion 38.8°Culet: NoneDepth 61.1%

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: Oct 30
Current: $1,527 AUD|Low: $1,132 AUD|High: $5,340 AUD|Avg: $2,743 AUD|-2.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
October 30, 2026
Retailer 3$1,132 AUD
Retailer 21$1,230 AUD
Retailer 7$1,267 AUD
Retailer 11$1,313 AUD
Retailer 14$1,327 AUD
Retailer 1$1,527 AUD
Retailer 5$1,566 AUD
Retailer 2$1,841 AUD
Retailer 19$1,879 AUD
Retailer 18$1,988 AUD
Retailer 12$2,013 AUD
Retailer 6$2,652 AUD
Retailer 13$2,978 AUD
Retailer 17$3,046 AUD
Retailer 4$3,121 AUD
Retailer 9$3,689 AUD
Retailer 20$4,079 AUD
Retailer 15$4,177 AUD
Retailer 8$4,537 AUD
Retailer 22$4,698 AUD
Retailer 16$4,945 AUD
Retailer 10$5,241 AUD

22 data points across 22 retailers

25 retailers$1,132 AUD to $5,241 AUD

A
Cheapest Retailer
-
$1,132 AUD
$795 USD
A
Retailer 2
-
$1,230 AUD
$864 USD
View
A
Retailer 3
-
$1,267 AUD
$890 USD
View
Final sale: no returns
A
Retailer 4
-
$1,313 AUD
$922 USD
View
Retailer 5
-
$1,327 AUD
$932 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
$1,527 AUD
£844 GBP
View
A
Retailer 7
-
$1,566 AUD
$1,100 USD
View
A
Retailer 8
-
$1,841 AUD
$1,293 USD
View
A
Retailer 9
-
$1,879 AUD
$1,320 USD
View
A
Retailer 10
-
$1,988 AUD
€1,330 EUR
View
A
Retailer 11
-
$2,013 AUD
£1,113 GBP
View
B+
Retailer 12
-
$2,652 AUD
$1,863 USD
View
Retailer 13
-
$2,978 AUD
View
Price last confirmed 9 days ago
B+
Retailer 14
-
$3,046 AUD
ZAR 34,570 ZAR
View
B+
Retailer 15
-
$3,121 AUD
$2,192 USD
View
B+
Retailer 16
-
$3,689 AUD
$2,591 USD
View
B
Retailer 17
-
$4,079 AUD
£2,256 GBP
View
B
Retailer 18
-
$4,177 AUD
$2,934 USD
View
B+
Retailer 19
-
$4,537 AUD
$3,187 USD
View
B+
Retailer 20
-
$4,698 AUD
$3,300 USD
View
B
Retailer 21
-
$4,945 AUD
£2,735 GBP
View
Retailer 22
-
$5,079 AUD
View
Price last confirmed 22 days ago
B
Retailer 23
-
$5,241 AUD
SGD 4,975 SGD
View
Retailer 24
-
$5,452 AUD
$3,830 USD
View
Price last confirmed 23 days ago
Most Expensive
Helzberg Diamonds
ZXZOKGMKOJIN · Oct 13
$6,201 AUD
$4,356 USD
View
Price last confirmed 18 days ago
24 more retailers have this diamond
Prices start from $1,132 AUDSave up to $4,109 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
3.05ct Marquise
$1,132 AUD