Marquise|Lab Grown|IGI

4.52ct E FL Marquise Lab Grown Diamond

EX • E/FL • IGI LG798609301

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG798609301

Diamond specifications and retailer prices

From $16,061 NZD

$9,037 USD

As of November 2, 2026

Save $50,200 NZD (76%) vs most expensive(unlock to see where)

28 retailers carry this diamond

Most expensive: $66,262 NZD at Taylor and Hart · As of October 31, 2026

View at Taylor and Hart

About this 4.52ct lab-grown marquise diamond

This 4.52ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG798609301 or 798609301. Listed at 28 retailers as of October 31, 2026, with prices from $16,061 to $66,262, a $50,200 spread on the same certified stone. Taylor and Hart lists it at $66,262. 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

4.52

Carat

Colour

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.5°

Pavilion angle40.5°

OriginLab Grown

Grading LabIGI

CertificateIGI LG798609301

Dimensions16.61 × 8.57 × 5.40 mm

L/W Ratio1.94

Girdle conditionFaceted

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG798609301

Side View

Caratlytics Score

How it works →

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 2

Current: $26,058 NZD|Low: $16,061 NZD|High: $106,674 NZD|Avg: $34,632 NZD|-2.3%

Retailer 1

Retailer 2

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Retailer 4

Retailer 5

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Retailer 7

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Retailer 10

Retailer 11

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Retailer 24

Taylor and Hart

November 2, 2026

Retailer 11$16,061 NZD

Retailer 15$16,337 NZD

Retailer 8$17,096 NZD

Retailer 24$17,338 NZD

Retailer 22$17,780 NZD

Retailer 2$19,447 NZD

Retailer 5$19,831 NZD

Retailer 10$19,831 NZD

Retailer 23$20,515 NZD

Retailer 14$20,686 NZD

Retailer 18$21,043 NZD

Retailer 16$21,804 NZD

Retailer 1$26,058 NZD

Retailer 3$29,564 NZD

Retailer 20$33,004 NZD

Retailer 12$34,386 NZD

Retailer 21$34,834 NZD

Retailer 6$35,509 NZD

Retailer 4$40,784 NZD

Retailer 19$46,595 NZD

Retailer 17$54,576 NZD

Retailer 9$55,287 NZD

Retailer 7$57,333 NZD

Taylor and Hart$66,262 NZD

Retailer 13$106,674 NZD

33 data points across 25 retailers

28 retailers$16,061 NZD to $66,262 NZD

Cheapest Retailer

$16,061 NZD

$9,037 USD

Retailer 2

$16,337 NZD

$9,192 USD

View

Retailer 3

$17,096 NZD

$9,619 USD

View

Retailer 4

$17,338 NZD

CA$13,549 CAD

View

Retailer 5

$17,780 NZD

$10,004 USD

View

Retailer 6

$19,447 NZD

$10,942 USD

View

Retailer 7

$19,613 NZD

$11,035 USD

View

Retailer 8

$19,831 NZD

$11,158 USD

View

Retailer 9

$20,515 NZD

$11,543 USD

View

Retailer 10

$20,686 NZD

$11,639 USD

View

Price last confirmed 26 days ago

Retailer 11

$21,043 NZD

$11,840 USD

View

Final sale: no returns

Retailer 12

$21,804 NZD

$12,268 USD

View

B+

Retailer 13

$26,058 NZD

£11,544 GBP

View

B+

Retailer 14

$29,564 NZD

$16,634 USD

View

B+

Retailer 15

$31,366 NZD

£13,896 GBP

View

B+

Retailer 16

$33,004 NZD

$18,570 USD

View

B+

Retailer 17

$34,386 NZD

£15,234 GBP

View

B+

Retailer 18

$34,834 NZD

€18,666 EUR

View

B+

Retailer 19

$35,509 NZD

$19,979 USD

View

B+

Retailer 20

$40,784 NZD

$22,947 USD

View

B+

Retailer 21

$46,595 NZD

ZAR 423,530 ZAR

View

Retailer 22

$54,576 NZD

$30,707 USD

View

Retailer 23

$55,287 NZD

$31,107 USD

View

Retailer 24

$57,333 NZD

$32,258 USD

View

Price last confirmed 9 days ago

Retailer 25

$66,218 NZD

$37,257 USD

View

Most Expensive

Taylor and Hart

L02ABLN · Oct 31

$66,262 NZD

$37,282 USD

View

25 more retailers have this diamond

Prices start from $16,061 NZDSave up to $50,200 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.

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4.52ct Marquise

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