Marquise|Lab Grown|IGI

5.03ct H VS1 Marquise Lab Grown Diamond

VG • H/VS1 • IGI LG689546575

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG689546575

Diamond specifications and retailer prices

From $1,909 AUD

$1,338 USD

As of October 26, 2026

10 retailers carry this diamond

Most expensive: $4,364 AUD at Taylor and Hart · As of October 26, 2026

View at Taylor and Hart

About this 5.03ct lab-grown marquise diamond

This 5.03ct lab-grown marquise sits in the over five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG689546575 or 689546575. Listed at 10 retailers as of October 26, 2026. 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

5.03

Carat

Colour

VS1

Clarity

Very Good

Cut

Specifications

CutVery Good

PolishExcellent

SymmetryVery Good

FluorescenceNone

Crown angle32.2°

Pavilion angle36.6°

OriginLab Grown

Grading LabIGI

CertificateIGI LG689546575

Dimensions18.26 × 9.05 × 5.08 mm

L/W Ratio2.02

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

CutVery Good

PolishExcellent

SymmetryVery Good

FluorescenceNone

CertificateIGI LG689546575

Side View

Caratlytics Score

How it works →

B+

Very Good

Strong quality and value balance

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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 26

Current: $3,006 AUD|Low: $1,020 AUD|High: $10,830 AUD|Avg: $3,575 AUD

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

Taylor and Hart

October 26, 2026

Retailer 2$1,020 AUD

Retailer 13$1,090 AUD

Retailer 11$1,186 AUD

Retailer 8$1,264 AUD

Retailer 6$1,393 AUD

Retailer 7$1,513 AUD

Retailer 10$1,909 AUD

Retailer 12$2,366 AUD

Retailer 1$3,006 AUD

Retailer 9$3,554 AUD

Retailer 3$3,849 AUD

Taylor and Hart$4,364 AUD

Retailer 5$7,197 AUD

Retailer 4$10,830 AUD

4 data points across 14 retailers

10 retailers

Retailer 1

$1,090 AUD

$764 USD

Price last confirmed 10 days ago

Retailer 2

$1,186 AUD

$831 USD

View

Price last confirmed 8 days ago

Retailer 3

$1,264 AUD

$886 USD

View

Price last confirmed 8 days ago

Retailer 4

$1,393 AUD

£769 GBP

View

Price last confirmed 7 days ago

Retailer 5

$1,513 AUD

$1,060 USD

View

Price last confirmed 6 days ago

B+

Retailer 6

$1,909 AUD

$1,338 USD

View

Retailer 7

$2,366 AUD

$1,658 USD

View

Price last confirmed 7 days ago

Retailer 8

$3,006 AUD

$2,107 USD

View

Price last confirmed 7 days ago

Retailer 9

$3,554 AUD

$2,491 USD

View

Price last confirmed 8 days ago

Most Expensive

Taylor and Hart

A7FBTWU · Oct 26

$4,364 AUD

$3,058 USD

View

Price last confirmed 7 days ago

9 more retailers have this diamond

Prices start from $1,909 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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5.03ct Marquise

$1,909 AUD