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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 $17,385 NZD
£7,715 GBP
As of November 1, 2026
Save $56,176 NZD (76%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $73,561 NZD at Michael Trio · As of November 2, 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 November 1, 2026, with prices from $17,385 to $73,561, a $56,176 spread on the same certified stone. Michael Trio lists it at $73,561. 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: $24,828 NZD|Low: $17,273 NZD|High: $53,612 NZD|Avg: $28,807 NZD|-3.1%
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
November 2, 2026
Retailer 11$17,385 NZD
Retailer 6$17,993 NZD
Retailer 8$19,562 NZD
Retailer 5$20,626 NZD
Retailer 3$20,798 NZD
Retailer 7$20,873 NZD
Retailer 4$22,491 NZD
Retailer 14$23,236 NZD
Retailer 1$24,828 NZD
Retailer 10$33,530 NZD
Retailer 15$34,244 NZD
Retailer 2$34,973 NZD
Retailer 16$44,427 NZD
Retailer 9$45,640 NZD
Retailer 13$50,653 NZD
Retailer 12$53,612 NZD

34 data points across 16 retailers

22 retailers$17,385 NZD to $73,561 NZD

A
Cheapest Retailer
-
$17,385 NZD
£7,715 GBP
A
Retailer 2
-
$17,993 NZD
$10,141 USD
View
A
Retailer 3
-
$18,714 NZD
$10,547 USD
View
A
Retailer 4
-
$19,198 NZD
$10,820 USD
View
A
Retailer 5
-
$19,562 NZD
$11,025 USD
View
A
Retailer 6
-
$20,626 NZD
$11,625 USD
View
A
Retailer 7
-
$20,798 NZD
$11,722 USD
View
Retailer 8
-
$20,873 NZD
$11,764 USD
View
Price last confirmed 16 days ago
A
Retailer 9
-
$20,873 NZD
$11,764 USD
View
A
Retailer 10
-
$22,491 NZD
$12,676 USD
View
B+
Retailer 11
-
$23,236 NZD
$13,096 USD
View
Final sale: no returns
A
Retailer 12
-
$24,828 NZD
£11,018 GBP
View
B+
Retailer 13
-
$29,907 NZD
£13,272 GBP
View
B+
Retailer 14
-
$33,530 NZD
£14,880 GBP
View
B+
Retailer 15
-
$34,244 NZD
$19,300 USD
View
B+
Retailer 16
-
$34,973 NZD
€18,772 EUR
View
B+
Retailer 17
-
$44,427 NZD
ZAR 404,512 ZAR
View
B
Retailer 18
-
$45,640 NZD
A$39,574 AUD
View
B
Retailer 19
-
$50,653 NZD
$28,548 USD
View
B
Retailer 20
-
$53,612 NZD
A$46,486 AUD
View
B
Retailer 21
-
$64,330 NZD
$36,257 USD
View
Most Expensive
B
Michael Trio
1781248144 · Nov 2
$73,561 NZD
SGD 56,026 SGD
View
21 more retailers have this diamond
Prices start from $17,385 NZDSave up to $56,176 NZD

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
$17,385 NZD