Marquise|Lab Grown|IGI

5.53ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG818625682

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818625682

Diamond specifications and retailer prices

From $1,764 AUD

$1,236 USD

As of November 2, 2026

Save $11,078 AUD (86%) vs most expensive(unlock to see where)

26 retailers carry this diamond

Most expensive: $15,082 AUD at Brilliant Earth · As of November 2, 2026

View at Brilliant Earth

About this 5.53ct lab-grown marquise diamond

This 5.53ct lab-grown marquise sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818625682 or 818625682. Listed at 26 retailers as of November 2, 2026, with a 628% 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

5.53

Carat

Colour

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle33.5°

Pavilion angle39.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG818625682

Dimensions18.17 × 9.50 × 5.66 mm

L/W Ratio1.91

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 LG818625682

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: $15,082 AUD|Low: $1,692 AUD|High: $15,082 AUD|Avg: $4,919 AUD

Brilliant Earth

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

Retailer 17

Retailer 18

Retailer 19

November 2, 2026

Retailer 5$1,692 AUD

Retailer 8$1,973 AUD

Retailer 3$2,045 AUD

Retailer 18$2,045 AUD

Retailer 17$2,155 AUD

Retailer 10$2,694 AUD

Retailer 9$2,878 AUD

Retailer 2$3,184 AUD

Retailer 7$3,918 AUD

Retailer 4$3,959 AUD

Retailer 13$4,575 AUD

Retailer 14$4,587 AUD

Retailer 6$5,869 AUD

Retailer 11$6,056 AUD

Retailer 19$6,101 AUD

Retailer 16$6,656 AUD

Retailer 12$7,252 AUD

Retailer 15$12,842 AUD

Brilliant Earth$15,082 AUD

44 data points across 19 retailers

26 retailers$1,764 AUD to $12,842 AUD

Retailer 1

$1,692 AUD

$1,186 USD

Price last confirmed 31 days ago

Retailer 2

$1,764 AUD

$1,236 USD

View

Retailer 3

$1,918 AUD

$1,344 USD

View

Price last confirmed 34 days ago

Retailer 4

$1,973 AUD

$1,383 USD

View

Final sale: no returns

Retailer 5

$2,045 AUD

$1,433 USD

View

Price last confirmed 30 days ago

Retailer 6

$2,045 AUD

$1,433 USD

View

Price last confirmed 20 days ago

Retailer 7

$2,045 AUD

$1,433 USD

View

Retailer 8

$2,155 AUD

$1,510 USD

View

B+

Retailer 9

$2,694 AUD

$1,888 USD

View

B+

Retailer 10

$2,878 AUD

$2,017 USD

View

B+

Retailer 11

$3,184 AUD

£1,757 GBP

View

B+

Retailer 12

$3,918 AUD

$2,746 USD

View

B+

Retailer 13

$3,959 AUD

View

Retailer 14

$4,231 AUD

$2,965 USD

View

Price last confirmed 33 days ago

B+

Retailer 15

$4,231 AUD

$2,965 USD

View

Retailer 16

$4,575 AUD

View

B+

Retailer 17

$4,587 AUD

ZAR 51,929 ZAR

View

Retailer 18

$5,458 AUD

£3,012 GBP

View

Retailer 19

$5,869 AUD

$4,113 USD

View

Retailer 20

$6,056 AUD

$4,244 USD

View

Retailer 21

$6,101 AUD

View

Price last confirmed 24 days ago

Retailer 22

$6,656 AUD

$4,665 USD

View

Retailer 23

$7,252 AUD

£4,002 GBP

View

Retailer 24

$8,004 AUD

$5,609 USD

View

Retailer 25

$12,842 AUD

$9,000 USD

View

Most Expensive

Brilliant Earth

21792862A · Nov 2

$15,082 AUD

$10,570 USD

View

Price under review

25 more retailers have this diamond

Prices start from $1,764 AUDSave up to $11,078 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.

Similar diamonds

5.53ct Marquise

$1,764 AUD