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Marquise|Lab Grown|IGI

4.01ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG830677362

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG830677362

Diamond specifications and retailer prices

From $10,001 AUD
$7,025 USD
As of October 30, 2026
Save $26,398 AUD (73%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $36,399 AUD at Novita Diamonds · As of November 1, 2026
View at Novita Diamonds

About this 4.01ct lab-grown marquise diamond

This 4.01ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG830677362 or 830677362. Listed at 14 retailers as of October 30, 2026, with prices from $10,001 to $36,399, a $26,398 spread on the same certified stone. Novita Diamonds lists it at $36,399. 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

4.01
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830677362
Dimensions16.28 × 8.04 × 5.09 mm
L/W Ratio2.02
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
16.28 mm8.04 mm4.01 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830677362
Side View
Table 61.0%Crown 36.8°Girdle: STK-THKPavilion 40°Culet: NoneDepth 63.3%

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: $36,399 AUD|Low: $9,827 AUD|High: $63,877 AUD|Avg: $21,421 AUD|-1.1%
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
November 1, 2026
Retailer 11$10,001 AUD
Retailer 13$10,206 AUD
Retailer 2$10,401 AUD
Retailer 14$11,545 AUD
Retailer 5$12,962 AUD
Retailer 10$13,335 AUD
Retailer 9$13,442 AUD
Retailer 3$14,403 AUD
Retailer 4$21,810 AUD
Retailer 8$23,773 AUD
Retailer 6$27,248 AUD
Retailer 7$28,178 AUD
Novita Diamonds$36,399 AUD
Retailer 12$62,411 AUD

27 data points across 14 retailers

14 retailers$10,001 AUD to $36,399 AUD

A
Cheapest Retailer
-
$10,001 AUD
$7,025 USD
A
Retailer 2
-
$10,206 AUD
$7,169 USD
View
A
Retailer 3
-
$10,401 AUD
$7,306 USD
View
A
Retailer 4
-
$11,545 AUD
$8,110 USD
View
A
Retailer 5
-
$12,962 AUD
$9,105 USD
View
A
Retailer 6
-
$13,335 AUD
$9,367 USD
View
A
Retailer 7
-
$13,442 AUD
$9,442 USD
View
A
Retailer 8
-
$14,403 AUD
$10,117 USD
View
B+
Retailer 9
-
$21,810 AUD
€14,591 EUR
View
B+
Retailer 10
-
$23,773 AUD
£13,149 GBP
View
B
Retailer 11
-
$27,248 AUD
$19,140 USD
View
B+
Retailer 12
-
$28,178 AUD
View
Most Expensive
B
Novita Diamonds
cert_830677362 · Nov 1
$36,399 AUD
View
12 more retailers have this diamond
Prices start from $10,001 AUDSave up to $26,398 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
4.01ct Marquise
$10,001 AUD