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Marquise|Lab Grown|IGI

3.06ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • IGI LG742506946

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG742506946

Diamond specifications and retailer prices

From $1,407 AUD
$988 USD
As of October 30, 2026
Save $4,996 AUD (78%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $12,485 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.06ct lab-grown marquise diamond

This 3.06ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG742506946 or 742506946. Listed at 20 retailers as of October 30, 2026, with a 355% 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

3.06
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG742506946
Dimensions15.35 × 7.65 × 4.59 mm
L/W Ratio2.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.35 mm7.65 mm3.06 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG742506946
Side View
Table 61.0%Crown 35.5°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 60.0%

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: Oct 30
Current: $2,203 AUD|Low: $1,350 AUD|High: $6,189 AUD|Avg: $3,120 AUD|-0.1%
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
October 30, 2026
Retailer 2$1,407 AUD
Retailer 7$1,575 AUD
Retailer 3$1,631 AUD
Retailer 5$1,631 AUD
Retailer 16$1,879 AUD
Retailer 6$2,118 AUD
Retailer 1$2,203 AUD
Retailer 12$2,298 AUD
Retailer 9$2,609 AUD
Retailer 14$3,375 AUD
Retailer 15$3,516 AUD
Retailer 13$4,063 AUD
Retailer 10$4,182 AUD
Retailer 8$4,968 AUD
Retailer 4$5,058 AUD
Retailer 11$6,140 AUD

44 data points across 16 retailers

20 retailers$1,407 AUD to $6,403 AUD

A
Cheapest Retailer
-
$1,407 AUD
$988 USD
A
Retailer 2
-
$1,530 AUD
$1,075 USD
View
A
Retailer 3
-
$1,575 AUD
$1,106 USD
View
Final sale: no returns
A
Retailer 4
-
$1,597 AUD
$1,122 USD
View
Retailer 5
-
$1,631 AUD
$1,146 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
$1,631 AUD
$1,146 USD
View
A
Retailer 7
-
$1,879 AUD
$1,320 USD
View
B+
Retailer 8
-
$2,118 AUD
$1,488 USD
View
B+
Retailer 9
-
$2,203 AUD
£1,219 GBP
View
B+
Retailer 10
-
$2,298 AUD
$1,614 USD
View
B+
Retailer 11
-
$2,609 AUD
£1,443 GBP
View
B+
Retailer 12
-
$3,375 AUD
$2,371 USD
View
B
Retailer 13
-
$3,516 AUD
$2,470 USD
View
Retailer 14
-
$4,063 AUD
View
Price last confirmed 9 days ago
B
Retailer 15
-
$4,182 AUD
ZAR 47,455 ZAR
View
B
Retailer 16
-
$4,968 AUD
£2,748 GBP
View
B
Retailer 17
-
$5,058 AUD
$3,553 USD
View
B
Retailer 18
-
$6,140 AUD
£3,396 GBP
View
B
Retailer 19
-
$6,403 AUD
$4,498 USD
View
Most Expensive
Do Amore Diamonds
27-F33221AD9 · Oct 31
$12,485 AUD
$8,770 USD
View
Price under review
19 more retailers have this diamond
Prices start from $1,407 AUDSave up to $4,996 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
3.06ct Marquise
$1,407 AUD