Round|Lab Grown|IGI

2.78ct G VS2 Round Lab Grown Diamond

EX • G/VS2 • IGI LG781627581

Shape and cutting style on the report: Round brilliant

Certificate IGI LG781627581

Diamond specifications and retailer prices

From $455 CAD

$326 USD

As of October 26, 2026

Save $2,785 CAD (86%) vs most expensive(unlock to see where)

19 retailers carry this diamond

Most expensive: $3,241 CAD at Brilliant Earth · As of October 29, 2026

View at Brilliant Earth

About this 2.78ct lab-grown round diamond

This 2.78ct lab-grown round sits in the two to three carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG781627581 or 781627581. Listed at 19 retailers as of October 26, 2026, with prices from $455 to $3,241, a $2,785 spread on the same certified stone. Brilliant Earth lists it at $3,241. 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

2.78

Carat

Color

VS2

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle31.9°

Pavilion angle41.3°

OriginLab Grown

Grading LabIGI

CertificateIGI LG781627581

Dimensions9.14 × 9.21 × 5.44 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

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG781627581

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: $3,241 CAD|Low: $437 CAD|High: $3,241 CAD|Avg: $1,350 CAD

Brilliant Earth

Retailer 2

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Retailer 12

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Retailer 16

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Retailer 19

October 30, 2026

Retailer 19$455 CAD

Retailer 8$508 CAD

Retailer 17$528 CAD

Retailer 18$564 CAD

Retailer 4$821 CAD

Retailer 14$852 CAD

Retailer 13$870 CAD

Retailer 6$915 CAD

Retailer 11$995 CAD

Retailer 15$1,001 CAD

Retailer 9$1,365 CAD

Retailer 5$1,405 CAD

Retailer 2$1,803 CAD

Retailer 3$1,815 CAD

Retailer 7$2,133 CAD

Retailer 16$2,265 CAD

Retailer 12$2,389 CAD

Retailer 10$2,577 CAD

Brilliant Earth$3,241 CAD

41 data points across 19 retailers

19 retailers$455 CAD to $3,241 CAD

Cheapest Retailer

$455 CAD

$326 USD

Retailer 2

$528 CAD

$378 USD

View

Retailer 3

$564 CAD

$404 USD

View

Retailer 4

$626 CAD

HK$3,500 HKD

View

Retailer 5

$821 CAD

£463 GBP

View

Price last confirmed 13 days ago

Retailer 6

$852 CAD

$610 USD

View

Retailer 7

$870 CAD

€593 EUR

View

B+

Retailer 8

$915 CAD

$655 USD

View

Retailer 9

$995 CAD

$712 USD

View

Retailer 10

$1,001 CAD

£564 GBP

View

B+

Retailer 11

$1,365 CAD

$977 USD

View

B+

Retailer 12

$1,405 CAD

$1,006 USD

View

B+

Retailer 13

$1,803 CAD

SGD 1,744 SGD

View

B+

Retailer 14

$1,815 CAD

$1,299 USD

View

Retailer 15

$2,133 CAD

$1,527 USD

View

B+

Retailer 16

$2,265 CAD

£1,277 GBP

View

Retailer 17

$2,389 CAD

$1,710 USD

View

Retailer 18

$2,577 CAD

$1,845 USD

View

Price last confirmed 16 days ago

Most Expensive

Brilliant Earth

17981216A · Oct 29

$3,241 CAD

$2,320 USD

View

18 more retailers have this diamond

Prices start from $455 CADSave up to $2,785 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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2.78ct Round

$455 CAD