Round|Lab Grown|IGI

2.91ct G IF Round Lab Grown Diamond

ID • G/IF • IGI LG579383997

Shape and cutting style on the report: Round brilliant

Certificate IGI LG579383997

Diamond specifications and retailer prices

From $547 USD

As of October 29, 2026

Save $4,653 USD (89%) vs most expensive(unlock to see where)

18 retailers carry this diamond

Most expensive: $5,200 USD at Do Amore Diamonds · As of October 31, 2026

View at Do Amore Diamonds

About this 2.91ct lab-grown round diamond

This 2.91ct lab-grown round sits in the two to three carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG579383997 or 579383997. Listed at 18 retailers as of October 29, 2026, with prices from $547 to $5,200, a $4,653 spread on the same certified stone. Do Amore Diamonds lists it at $5,200. 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

2.91

Carat

Color

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.3°

Pavilion angle40.9°

OriginLab Grown

Grading LabIGI

CertificateIGI LG579383997

Dimensions9.25 × 9.20 × 5.64 mm

L/W Ratio1.01

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 Faint Blue

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG579383997

Side View

Caratlytics Score

How it works →

Excellent

Excellent quality and great value

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

Price History

Last verified: Oct 29

Current: $5,200 USD|Low: $497 USD|High: $8,060 USD|Avg: $2,379 USD

Do Amore Diamonds

Retailer 2

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Retailer 18

November 1, 2026

Retailer 6$547 USD

Retailer 5$613 USD

Retailer 8$622 USD

Retailer 3$679 USD

Retailer 16$815 USD

Retailer 10$1,019 USD

Retailer 7$1,026 USD

Retailer 11$1,301 USD

Retailer 12$1,665 USD

Retailer 17$1,703 USD

Retailer 15$1,808 USD

Retailer 18$1,971 USD

Retailer 9$2,420 USD

Retailer 4$2,540 USD

Retailer 14$3,270 USD

Retailer 2$4,570 USD

Retailer 13$4,690 USD

Do Amore Diamonds$5,200 USD

32 data points across 18 retailers

18 retailers$547 USD to $5,200 USD

Cheapest Retailer

$547 USD

Retailer 2

$613 USD

View

Retailer 3

$622 USD

View

Final sale: no returns

Retailer 4

$679 USD

View

Retailer 5

$815 USD

View

Retailer 6

$1,019 USD

View

Retailer 7

$1,026 USD

View

Retailer 8

$1,301 USD

€1,239 EUR

View

Retailer 9

$1,665 USD

A$2,561 AUD

View

Retailer 10

$1,703 USD

View

Retailer 11

$1,808 USD

ZAR 29,213 ZAR

View

B+

Retailer 12

$1,971 USD

View

B+

Retailer 13

$2,420 USD

CA$3,361 CAD

View

B+

Retailer 14

$2,540 USD

View

B+

Retailer 15

$3,270 USD

£2,575 GBP

View

Retailer 16

$4,570 USD

View

Retailer 17

$4,690 USD

View

Most Expensive

Do Amore Diamonds

32-LG579383997 · Oct 31

$5,200 USD

View

17 more retailers have this diamond

Prices start from $547 USDSave up to $4,653 USD

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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2.91ct Round

$547 USD