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Marquise|Lab Grown|IGI

4.53ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG826691243

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG826691243

Diamond specifications and retailer prices

From $13,949 AUD
£7,715 GBP
As of November 1, 2026
Save $45,073 AUD (76%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $59,021 AUD at Michael Trio · As of October 31, 2026
View at Michael Trio

About this 4.53ct lab-grown marquise diamond

This 4.53ct 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 LG826691243 or 826691243. Listed at 22 retailers as of October 31, 2026, with prices from $13,949 to $59,021, a $45,073 spread on the same certified stone. Michael Trio lists it at $59,021. 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

4.53
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.2°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826691243
Dimensions17.05 × 8.61 × 5.23 mm
L/W Ratio1.98
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.05 mm8.61 mm4.53 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826691243
Side View
Table 60.0%Crown 31.2°Girdle: STK-VTKPavilion 40.1°Culet: NoneDepth 60.7%

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: Nov 1
Current: $36,619 AUD|Low: $13,859 AUD|High: $43,015 AUD|Avg: $23,761 AUD|-0.2%
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
November 1, 2026
Retailer 10$13,949 AUD
Retailer 6$14,437 AUD
Retailer 8$15,695 AUD
Retailer 5$16,549 AUD
Retailer 3$16,687 AUD
Retailer 7$16,747 AUD
Retailer 4$18,046 AUD
Retailer 13$18,643 AUD
Retailer 16$19,859 AUD
Retailer 9$26,903 AUD
Retailer 14$27,475 AUD
Retailer 2$28,060 AUD
Retailer 15$35,646 AUD
Retailer 1$36,619 AUD
Retailer 12$40,641 AUD
Retailer 11$43,015 AUD

33 data points across 16 retailers

22 retailers$13,949 AUD to $59,021 AUD

A
Cheapest Retailer
-
$13,949 AUD
£7,715 GBP
A
Retailer 2
-
$14,437 AUD
$10,141 USD
View
A
Retailer 3
-
$15,015 AUD
$10,547 USD
View
A
Retailer 4
-
$15,403 AUD
$10,820 USD
View
A
Retailer 5
-
$15,695 AUD
$11,025 USD
View
A
Retailer 6
-
$16,549 AUD
$11,625 USD
View
A
Retailer 7
-
$16,687 AUD
$11,722 USD
View
Retailer 8
-
$16,747 AUD
$11,764 USD
View
Price last confirmed 16 days ago
A
Retailer 9
-
$16,747 AUD
$11,764 USD
View
A
Retailer 10
-
$18,046 AUD
$12,676 USD
View
B+
Retailer 11
-
$18,643 AUD
$13,096 USD
View
Final sale: no returns
A
Retailer 12
-
$19,859 AUD
£10,984 GBP
View
B+
Retailer 13
-
$23,995 AUD
£13,272 GBP
View
B+
Retailer 14
-
$26,903 AUD
£14,880 GBP
View
B+
Retailer 15
-
$27,475 AUD
$19,300 USD
View
B+
Retailer 16
-
$28,060 AUD
€18,772 EUR
View
B+
Retailer 17
-
$35,646 AUD
ZAR 404,512 ZAR
View
B
Retailer 18
-
$36,619 AUD
View
B
Retailer 19
-
$40,641 AUD
$28,548 USD
View
B
Retailer 20
-
$43,015 AUD
View
B
Retailer 21
-
$51,615 AUD
$36,257 USD
View
Most Expensive
B
Michael Trio
1781248144 · Oct 31
$59,021 AUD
SGD 56,026 SGD
View
21 more retailers have this diamond
Prices start from $13,949 AUDSave up to $45,073 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
4.53ct Marquise
$13,949 AUD