Round|Lab Grown|IGI

2.51ct D VVS1 Round Lab Grown Diamond

ID • D/VVS1 • IGI LG788646509

Shape and cutting style on the report: Round brilliant

Certificate IGI LG788646509

Diamond specifications and retailer prices

From $672 CAD

$480 USD

As of October 29, 2026

Save $2,871 CAD (81%) vs most expensive(unlock to see where)

26 retailers carry this diamond

Most expensive: $10,637 CAD at Brilliant Earth · As of October 28, 2026

View at Brilliant Earth

About this 2.51ct lab-grown round diamond

This 2.51ct lab-grown round sits in the two to three carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG788646509 or 788646509. Listed at 26 retailers as of October 29, 2026, with a 427% 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

2.51

Carat

Color

VVS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle32.9°

Pavilion angle41.1°

OriginLab Grown

Grading LabIGI

CertificateIGI LG788646509

Dimensions8.75 × 8.79 × 5.32 mm

L/W Ratio1.00

Girdle conditionFaceted

Culet sizePointed

Cert comments

As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG788646509

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 29

Current: $10,637 CAD|Low: $672 CAD|High: $10,637 CAD|Avg: $2,493 CAD

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

October 30, 2026

Retailer 15$672 CAD

Retailer 16$750 CAD

Retailer 4$1,043 CAD

Retailer 11$1,045 CAD

Retailer 6$1,117 CAD

Retailer 9$1,263 CAD

Retailer 12$1,378 CAD

Retailer 17$1,396 CAD

Retailer 13$1,848 CAD

Retailer 3$2,037 CAD

Retailer 5$2,269 CAD

Retailer 14$2,715 CAD

Retailer 2$2,919 CAD

Retailer 10$3,157 CAD

Retailer 7$3,452 CAD

Retailer 18$3,543 CAD

Retailer 8$4,640 CAD

Brilliant Earth$10,637 CAD

32 data points across 18 retailers

26 retailers$672 CAD to $3,543 CAD

Cheapest Retailer

$672 CAD

$480 USD

Retailer 2

$750 CAD

$536 USD

View

Final sale: no returns

Retailer 3

$763 CAD

$545 USD

View

Retailer 4

$833 CAD

$595 USD

View

Price last confirmed 59 days ago

Retailer 5

$844 CAD

$603 USD

View

Retailer 6

$844 CAD

$603 USD

View

Price last confirmed 13 days ago

Retailer 7

$1,043 CAD

$745 USD

View

Retailer 8

$1,045 CAD

£588 GBP

View

Retailer 9

$1,117 CAD

$798 USD

View

Retailer 10

$1,215 CAD

€827 EUR

View

Retailer 11

$1,263 CAD

A$1,388 AUD

View

Retailer 12

$1,378 CAD

£775 GBP

View

Retailer 13

$1,396 CAD

€950 EUR

View

Retailer 14

$1,743 CAD

$1,245 USD

View

Price last confirmed 22 days ago

B+

Retailer 15

$1,848 CAD

A$2,031 AUD

View

B+

Retailer 16

$1,927 CAD

$1,377 USD

View

B+

Retailer 17

$2,037 CAD

ZAR 23,515 ZAR

View

B+

Retailer 18

$2,220 CAD

$1,586 USD

View

B+

Retailer 19

$2,269 CAD

$1,621 USD

View

Retailer 20

$2,715 CAD

$1,940 USD

View

Retailer 21

$2,919 CAD

$2,086 USD

View

Retailer 22

$3,157 CAD

$2,256 USD

View

Retailer 23

$3,452 CAD

A$3,795 AUD

View

Price last confirmed 22 days ago

B+

Retailer 24

$3,543 CAD

£1,993 GBP

View

Retailer 25

$4,640 CAD

$3,315 USD

View

Price last confirmed 22 days ago

Most Expensive

Brilliant Earth

20608687A · Oct 28

$10,637 CAD

$7,600 USD

View

Price under review

25 more retailers have this diamond

Prices start from $672 CADSave up to $2,871 CAD

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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2.51ct Round

$672 CAD