CaratHunter
Plans
Marquise|Lab Grown|IGI

3.01ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG731589449

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG731589449

Diamond specifications and retailer prices

From $2,698 AUD
$1,895 USD
As of October 30, 2026
Save $9,831 AUD (78%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $13,833 AUD at Novita Diamonds · As of October 8, 2026
View at Novita Diamonds

About this 3.01ct lab-grown marquise diamond

This 3.01ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG731589449 or 731589449. Listed at 26 retailers as of October 30, 2026, with a 364% 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

3.01
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG731589449
Dimensions16.28 × 7.45 × 4.35 mm
L/W Ratio2.19
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.28 mm7.45 mm3.01 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG731589449
Side View
Table 61.0%Crown 32.6°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 58.4%

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: $13,833 AUD|Low: $2,676 AUD|High: $14,871 AUD|Avg: $6,722 AUD|-6.6%
Novita Diamonds
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
October 31, 2026
Retailer 16$2,698 AUD
Retailer 15$3,021 AUD
Retailer 4$3,129 AUD
Retailer 18$3,455 AUD
Retailer 7$3,474 AUD
Retailer 2$3,647 AUD
Retailer 19$4,303 AUD
Retailer 14$4,446 AUD
Retailer 6$4,890 AUD
Retailer 11$5,007 AUD
Retailer 5$5,176 AUD
Retailer 21$6,487 AUD
Retailer 9$7,317 AUD
Retailer 3$7,511 AUD
Retailer 13$8,433 AUD
Retailer 10$8,855 AUD
Retailer 8$9,250 AUD
Retailer 17$9,400 AUD
Retailer 12$10,762 AUD
Retailer 20$10,961 AUD
Novita Diamonds$13,833 AUD

35 data points across 21 retailers

26 retailers$2,698 AUD to $12,529 AUD

A
Cheapest Retailer
-
$2,698 AUD
$1,895 USD
A
Retailer 2
-
$3,021 AUD
$2,122 USD
View
Final sale: no returns
A
Retailer 3
-
$3,034 AUD
$2,131 USD
View
A
Retailer 4
-
$3,129 AUD
$2,198 USD
View
Retailer 5
-
$3,234 AUD
$2,272 USD
View
Price last confirmed 20 days ago
A
Retailer 6
-
$3,455 AUD
£1,911 GBP
View
A
Retailer 7
-
$3,474 AUD
$2,440 USD
View
A
Retailer 8
-
$3,647 AUD
$2,562 USD
View
A
Retailer 9
-
$4,303 AUD
£2,380 GBP
View
A
Retailer 10
-
$4,446 AUD
$3,123 USD
View
A
Retailer 11
-
$4,890 AUD
$3,435 USD
View
A
Retailer 12
-
$5,007 AUD
$3,517 USD
View
A
Retailer 13
-
$5,176 AUD
€3,463 EUR
View
A
Retailer 14
-
$6,487 AUD
£3,588 GBP
View
Retailer 15
-
$7,317 AUD
View
Price last confirmed 8 days ago
A
Retailer 16
-
$7,511 AUD
ZAR 85,237 ZAR
View
B+
Retailer 17
-
$8,433 AUD
$5,924 USD
View
B+
Retailer 18
-
$8,833 AUD
$6,205 USD
View
Retailer 19
-
$8,841 AUD
$6,210 USD
View
Price last confirmed 30 days ago
B+
Retailer 20
-
$8,855 AUD
$6,220 USD
View
B+
Retailer 21
-
$9,250 AUD
£5,116 GBP
View
B+
Retailer 22
-
$9,400 AUD
$6,603 USD
View
B+
Retailer 23
-
$10,762 AUD
$7,560 USD
View
B+
Retailer 24
-
$10,961 AUD
$7,700 USD
View
B+
Retailer 25
-
$12,529 AUD
$8,801 USD
View
Most Expensive
Novita Diamonds
cert_731589449 · Oct 8
$13,833 AUD
View
Price last confirmed 22 days ago
25 more retailers have this diamond
Prices start from $2,698 AUDSave up to $9,831 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
3.01ct Marquise
$2,698 AUD