Round|Lab Grown|IGI

5.51ct F VS2 Round Lab Grown Diamond

ID • F/VS2 • IGI LG677523726

Shape and cutting style on the report: Round brilliant

Certificate IGI LG677523726

Diamond specifications and retailer prices

From $2,802 AUD

As of October 31, 2026

11 retailers carry this diamond

Most expensive: $5,965 AUD at Rare Carat · As of October 14, 2026

View at Rare Carat

About this 5.51ct lab-grown round diamond

This 5.51ct lab-grown round sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG677523726 or 677523726. Listed at 11 retailers as of October 31, 2026. 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

VS2

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.8°

Pavilion angle40.9°

OriginLab Grown

Grading LabIGI

CertificateIGI LG677523726

Dimensions11.26 × 11.20 × 6.99 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 LG677523726

Side View

Caratlytics Score

How it works →

B+

Very Good

Strong quality and value balance

Unlock full score analysis

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

Price History

Last verified: Oct 31

Current: $5,965 AUD|Low: $1,217 AUD|High: $9,652 AUD|Avg: $3,721 AUD|-6.4%

Rare Carat

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

October 26, 2026

Retailer 7$1,217 AUD

Retailer 4$1,566 AUD

Retailer 5$1,757 AUD

Retailer 12$1,761 AUD

Retailer 9$1,801 AUD

Retailer 10$2,091 AUD

Retailer 3$2,440 AUD

Retailer 2$2,802 AUD

Retailer 8$2,970 AUD

Retailer 15$3,348 AUD

Retailer 11$5,229 AUD

Retailer 14$5,415 AUD

Rare Carat$5,965 AUD

Retailer 6$7,749 AUD

Retailer 13$9,552 AUD

23 data points across 15 retailers

11 retailers

Retailer 1

$1,076 AUD

$756 USD

Price last confirmed 22 days ago

Retailer 2

$1,172 AUD

$823 USD

View

Price last confirmed 19 days ago

Retailer 3

$1,757 AUD

$1,234 USD

View

Price last confirmed 19 days ago

Retailer 4

$1,761 AUD

$1,237 USD

View

Price last confirmed 18 days ago

B+

Retailer 5

$2,802 AUD

View

Retailer 6

$2,970 AUD

$2,086 USD

View

Price last confirmed 17 days ago

Retailer 7

$3,348 AUD

$2,352 USD

View

Price last confirmed 20 days ago

Retailer 8

$3,875 AUD

$2,722 USD

View

Price last confirmed 25 days ago

Retailer 9

$5,229 AUD

£2,892 GBP

View

Price last confirmed 20 days ago

Retailer 10

$5,415 AUD

View

Price last confirmed 24 days ago

Most Expensive

Rare Carat

797817 · Oct 14

$5,965 AUD

$4,190 USD

View

Price last confirmed 18 days ago

10 more retailers have this diamond

Prices start from $2,802 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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B+

5.51ct Round

$2,802 AUD