Cushion|Lab Grown|IGI

2.79ct E IF Cushion Lab Grown Diamond

EX • E/IF • IGI LG780636705

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG780636705

Diamond specifications and retailer prices

From $1,309 USD

As of October 30, 2026

Save $9,081 USD (87%) vs most expensive(unlock to see where)

17 retailers carry this diamond

Most expensive: $10,390 USD at Do Amore Diamonds · As of October 30, 2026

View at Do Amore Diamonds

About this 2.79ct lab-grown cushion diamond

This 2.79ct lab-grown cushion sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG780636705 or 780636705. Listed at 17 retailers as of October 30, 2026, with prices from $1,309 to $10,390, a $9,081 spread on the same certified stone. Do Amore Diamonds lists it at $10,390. 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

2.79

Carat

Color

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle32.6°

Pavilion angle36°

OriginLab Grown

Grading LabIGI

CertificateIGI LG780636705

Dimensions9.69 × 7.45 × 4.95 mm

L/W Ratio1.30

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

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG780636705

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 30

Current: $10,390 USD|Low: $1,309 USD|High: $10,390 USD|Avg: $3,785 USD

Do Amore Diamonds

Retailer 2

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Retailer 17

October 30, 2026

Retailer 6$1,309 USD

Retailer 14$1,515 USD

Retailer 3$1,673 USD

Retailer 2$2,111 USD

Retailer 7$2,155 USD

Retailer 4$2,481 USD

Retailer 15$2,568 USD

Retailer 11$3,562 USD

Retailer 17$3,612 USD

Retailer 10$3,865 USD

Retailer 16$3,929 USD

Retailer 9$4,583 USD

Retailer 13$4,839 USD

Retailer 8$5,217 USD

Retailer 5$5,314 USD

Retailer 12$5,560 USD

Do Amore Diamonds$10,390 USD

44 data points across 17 retailers

17 retailers$1,309 USD to $10,390 USD

Cheapest Retailer

$1,309 USD

Final sale: no returns

Retailer 2

$1,515 USD

View

Retailer 3

$1,673 USD

View

Retailer 4

$2,111 USD

£1,662 GBP

View

Retailer 5

$2,155 USD

View

Retailer 6

$2,481 USD

View

Retailer 7

$2,568 USD

View

Retailer 8

$3,562 USD

A$5,480 AUD

View

Price last confirmed 7 days ago

Retailer 9

$3,612 USD

£2,844 GBP

View

Retailer 10

$3,865 USD

ZAR 62,433 ZAR

View

Retailer 11

$3,929 USD

View

Retailer 12

$4,583 USD

A$7,051 AUD

View

Price last confirmed 27 days ago

B+

Retailer 13

$4,839 USD

£3,810 GBP

View

B+

Retailer 14

$5,217 USD

SGD 7,050 SGD

View

B+

Retailer 15

$5,314 USD

View

Retailer 16

$5,560 USD

View

Price last confirmed 11 days ago

Most Expensive

Do Amore Diamonds

27-8C2C3252A · Oct 30

$10,390 USD

View

16 more retailers have this diamond

Prices start from $1,309 USDSave up to $9,081 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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2.79ct Cushion

$1,309 USD