Marquise|Lab Grown|IGI

2.53ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG843654839

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843654839

Diamond specifications and retailer prices

From $4,573 AUD

$3,212 USD

As of November 1, 2026

Save $3,677 AUD (45%) vs most expensive(unlock to see where)

13 retailers carry this diamond

Most expensive: $11,201 AUD at Taylor and Hart · As of October 20, 2026

View at Taylor and Hart

About this 2.53ct lab-grown marquise diamond

This 2.53ct lab-grown marquise sits in the two to three carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG843654839 or 843654839. Listed at 13 retailers as of November 1, 2026, with a 80% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

2.53

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle32.7°

Pavilion angle39.3°

OriginLab Grown

Grading LabIGI

CertificateIGI LG843654839

Dimensions14.42 × 6.96 × 4.28 mm

L/W Ratio2.07

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

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG843654839

Side View

Caratlytics Score

How it works →

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: $6,164 AUD|Low: $3,088 AUD|High: $11,201 AUD|Avg: $6,008 AUD|+0.1%

Retailer 1

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

Taylor and Hart

November 1, 2026

Retailer 11$3,088 AUD

Retailer 12$3,438 AUD

Retailer 8$4,096 AUD

Retailer 7$4,477 AUD

Retailer 4$4,573 AUD

Retailer 5$5,049 AUD

Retailer 10$5,253 AUD

Retailer 2$6,075 AUD

Retailer 1$6,164 AUD

Retailer 9$8,163 AUD

Retailer 3$8,250 AUD

Retailer 6$9,184 AUD

Taylor and Hart$11,201 AUD

10 data points across 13 retailers

13 retailers$4,573 AUD to $8,250 AUD

Retailer 1

$3,438 AUD

$2,415 USD

Price last confirmed 11 days ago

Retailer 2

$4,096 AUD

$2,877 USD

View

Price last confirmed 11 days ago

Retailer 3

$4,477 AUD

£2,476 GBP

View

Price last confirmed 12 days ago

Retailer 4

$4,573 AUD

$3,212 USD

View

Retailer 5

$5,049 AUD

€3,378 EUR

View

Retailer 6

$5,253 AUD

$3,690 USD

View

Price last confirmed 11 days ago

Retailer 7

$6,075 AUD

£3,360 GBP

View

Price last confirmed 11 days ago

B+

Retailer 8

$6,164 AUD

$4,330 USD

View

B+

Retailer 9

$8,100 AUD

$5,690 USD

View

Retailer 10

$8,163 AUD

ZAR 92,639 ZAR

View

Price last confirmed 13 days ago

B+

Retailer 11

$8,250 AUD

$5,795 USD

View

Retailer 12

$9,184 AUD

£5,080 GBP

View

Price last confirmed 12 days ago

Most Expensive

Taylor and Hart

HJJRSJP · Oct 20

$11,201 AUD

$7,868 USD

View

Price last confirmed 12 days ago

12 more retailers have this diamond

Prices start from $4,573 AUDSave up to $3,677 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.

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2.53ct Marquise

$4,573 AUD