Round|Lab Grown|IGI

5.51ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG723529346

Shape and cutting style on the report: Round brilliant

Certificate IGI LG723529346

Diamond specifications and retailer prices

From $1,680 AUD

£929 GBP

As of October 26, 2026

Save $3,132 AUD (65%) vs most expensive(unlock to see where)

24 retailers carry this diamond

Most expensive: $4,813 AUD at MOH London · As of October 26, 2026

View at MOH London

About this 5.51ct lab-grown round diamond

This 5.51ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG723529346 or 723529346. Listed at 24 retailers as of October 26, 2026, with prices from $1,680 to $4,813, a $3,132 spread on the same certified stone. MOH London lists it at $4,813. 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

5.51

Carat

Colour

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.7°

Pavilion angle40.8°

OriginLab Grown

Grading LabIGI

CertificateIGI LG723529346

Dimensions11.37 × 11.30 × 7.00 mm

L/W Ratio1.01

Girdle conditionFaceted

Culet sizePointed

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 LG723529346

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: Oct 26

Current: $4,813 AUD|Low: $1,239 AUD|High: $4,863 AUD|Avg: $2,386 AUD|-0.9%

MOH London

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

October 26, 2026

Retailer 3$1,239 AUD

Retailer 10$1,283 AUD

Retailer 2$1,680 AUD

Retailer 5$1,927 AUD

Retailer 4$1,952 AUD

Retailer 6$2,064 AUD

Retailer 12$2,071 AUD

Retailer 7$2,581 AUD

Retailer 8$2,614 AUD

Retailer 9$3,049 AUD

Retailer 11$4,335 AUD

MOH London$4,813 AUD

36 data points across 12 retailers

24 retailers$1,680 AUD to $4,813 AUD

Retailer 1

$1,061 AUD

$745 USD

Price last confirmed 30 days ago

Retailer 2

$1,105 AUD

$776 USD

View

Price last confirmed 33 days ago

Retailer 3

$1,203 AUD

$845 USD

View

Price last confirmed 38 days ago

Retailer 4

$1,203 AUD

$845 USD

View

Price last confirmed 18 days ago

Retailer 5

$1,264 AUD

$888 USD

View

Price last confirmed 33 days ago

Retailer 6

$1,283 AUD

$901 USD

View

Price last confirmed 19 days ago

Retailer 7

$1,283 AUD

$901 USD

View

Price last confirmed 12 days ago

Retailer 8

$1,283 AUD

$901 USD

View

Price last confirmed 29 days ago

Retailer 9

$1,283 AUD

$901 USD

View

Price last confirmed 14 days ago

Retailer 10

$1,680 AUD

£929 GBP

View

Retailer 11

$1,927 AUD

£1,066 GBP

View

Retailer 12

$1,952 AUD

$1,371 USD

View

B+

Retailer 13

$2,064 AUD

$1,450 USD

View

Retailer 14

$2,071 AUD

$1,455 USD

View

Price last confirmed 8 days ago

Retailer 15

$2,581 AUD

ZAR 29,288 ZAR

View

Price last confirmed 7 days ago

Retailer 16

$2,614 AUD

View

Price last confirmed 11 days ago

B+

Retailer 17

$3,041 AUD

$2,136 USD

View

B+

Retailer 18

$3,049 AUD

$2,142 USD

View

Retailer 19

$3,605 AUD

$2,532 USD

View

Price last confirmed 34 days ago

Retailer 20

$3,605 AUD

$2,532 USD

View

Price last confirmed 31 days ago

Retailer 21

$3,605 AUD

$2,532 USD

View

Price last confirmed 7 days ago

Retailer 22

$4,335 AUD

$3,045 USD

View

Retailer 23

$4,430 AUD

$3,112 USD

View

Most Expensive

MOH London

LG723529346 · Oct 26

$4,813 AUD

£2,662 GBP

View

23 more retailers have this diamond

Prices start from $1,680 AUDSave up to $3,132 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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