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Marquise|Lab Grown|IGI

4.02ct D IF Marquise Lab Grown Diamond

VG • D/IF • IGI LG762545568

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG762545568

Diamond specifications and retailer prices

From $15,062 AUD
$10,580 USD
As of November 1, 2026
Save $41,421 AUD (73%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $56,483 AUD at Cape Diamonds · As of October 29, 2026
View at Cape Diamonds

About this 4.02ct lab-grown marquise diamond

This 4.02ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG762545568 or 762545568. Listed at 13 retailers as of October 29, 2026, with prices from $15,062 to $56,483, a $41,421 spread on the same certified stone. Cape Diamonds lists it at $56,483. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

4.02
Carat
D
Colour
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG762545568
Dimensions16.08 × 8.23 × 5.25 mm
L/W Ratio1.95
Girdle conditionFaceted
Culet sizePointed
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
16.08 mm8.23 mm4.02 ctD / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG762545568
Side View
Table 58.0%Crown 35.1°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 63.8%

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: Nov 1
Current: $56,483 AUD|Low: $13,415 AUD|High: $74,031 AUD|Avg: $35,921 AUD|-10.8%
Cape 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
November 2, 2026
Retailer 10$15,062 AUD
Retailer 4$17,700 AUD
Retailer 5$18,341 AUD
Retailer 13$20,333 AUD
Retailer 11$23,791 AUD
Retailer 9$28,984 AUD
Retailer 2$30,056 AUD
Retailer 6$41,681 AUD
Retailer 12$43,438 AUD
Retailer 8$45,156 AUD
Retailer 7$45,937 AUD
Cape Diamonds$56,483 AUD
Retailer 3$74,031 AUD

28 data points across 13 retailers

13 retailers$15,062 AUD to $56,483 AUD

A
Cheapest Retailer
-
$15,062 AUD
$10,580 USD
B+
Retailer 2
-
$17,700 AUD
$12,433 USD
View
B+
Retailer 3
-
$20,333 AUD
$14,283 USD
View
B+
Retailer 4
-
$23,791 AUD
$16,712 USD
View
B
Retailer 5
-
$28,984 AUD
$20,360 USD
View
B
Retailer 6
-
$30,056 AUD
£16,624 GBP
View
B
Retailer 7
-
$41,681 AUD
£23,054 GBP
View
B
Retailer 8
-
$43,438 AUD
$30,513 USD
View
B
Retailer 9
-
$45,156 AUD
€30,209 EUR
View
B
Retailer 10
-
$45,937 AUD
View
Most Expensive
B
Cape Diamonds
cert_762545568 · Oct 29
$56,483 AUD
ZAR 640,974 ZAR
View
10 more retailers have this diamond
Prices start from $15,062 AUDSave up to $41,421 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
4.02ct Marquise
$15,062 AUD