Cushion|Lab Grown|IGI

5.59ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG780665859

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG780665859

Diamond specifications and retailer prices

From $7,764 USD

As of October 29, 2026

Save $39,566 USD (84%) vs most expensive(unlock to see where)

11 retailers carry this diamond

Most expensive: $47,330 USD at Do Amore Diamonds · As of October 30, 2026

View at Do Amore Diamonds

About this 5.59ct lab-grown cushion diamond

This 5.59ct lab-grown cushion sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG780665859 or 780665859. Listed at 11 retailers as of October 29, 2026, with prices from $7,764 to $47,330, a $39,566 spread on the same certified stone. Do Amore Diamonds lists it at $47,330. 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

5.59

Carat

Color

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36.5°

Pavilion angle35.2°

OriginLab Grown

Grading LabIGI

CertificateIGI LG780665859

Dimensions11.79 × 9.34 × 6.32 mm

L/W Ratio1.26

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 LG780665859

Side View

Caratlytics Score

How it works →

A+

Exceptional

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: $47,330 USD|Low: $7,764 USD|High: $82,482 USD|Avg: $25,169 USD|-15.9%

Do Amore Diamonds

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

October 30, 2026

Retailer 11$7,764 USD

Retailer 9$8,665 USD

Retailer 10$10,197 USD

Retailer 12$10,708 USD

Retailer 3$13,761 USD

Retailer 5$16,146 USD

Retailer 6$17,235 USD

Retailer 2$17,590 USD

Retailer 7$17,775 USD

Retailer 8$24,488 USD

Do Amore Diamonds$47,330 USD

Retailer 4$82,482 USD

29 data points across 12 retailers

11 retailers$7,764 USD to $47,330 USD

A+

Cheapest Retailer

$7,764 USD

Retailer 2

$8,665 USD

View

Retailer 3

$10,197 USD

View

Retailer 4

$10,708 USD

View

Final sale: no returns

Retailer 5

$13,761 USD

View

Price last confirmed 81 days ago

Retailer 6

$16,146 USD

View

Retailer 7

$17,235 USD

€16,414 EUR

View

B+

Retailer 8

$17,590 USD

View

B+

Retailer 9

$17,775 USD

£13,996 GBP

View

B+

Retailer 10

$24,488 USD

View

Most Expensive

Do Amore Diamonds

27-27F90F60D · Oct 30

$47,330 USD

View

10 more retailers have this diamond

Prices start from $7,764 USDSave up to $39,566 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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A+

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