Round|Lab Grown|IGI

5.42ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG780667855

Shape and cutting style on the report: Round brilliant

Certificate IGI LG780667855

Diamond specifications and retailer prices

From $8,534 CAD

$6,109 USD

As of October 29, 2026

Save $58,029 CAD (87%) vs most expensive(unlock to see where)

22 retailers carry this diamond

Most expensive: $66,562 CAD at Mervis Diamond Importers · As of October 31, 2026

View at Mervis Diamond Importers

About this 5.42ct lab-grown round diamond

This 5.42ct lab-grown round 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 LG780667855 or 780667855. Listed at 22 retailers as of October 29, 2026, with prices from $8,534 to $66,562, a $58,029 spread on the same certified stone. Mervis Diamond Importers lists it at $66,562. 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

5.42

Carat

Color

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.9°

Pavilion angle40.6°

OriginLab Grown

Grading LabIGI

CertificateIGI LG780667855

Dimensions11.24 × 11.29 × 6.92 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 LG780667855

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: $66,562 CAD|Low: $8,534 CAD|High: $66,562 CAD|Avg: $19,734 CAD

Mervis Diamond Importers

Retailer 2

Retailer 3

Retailer 4

Retailer 5

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Retailer 8

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Retailer 11

Retailer 12

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Retailer 15

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Retailer 17

Retailer 18

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Retailer 20

November 1, 2026

Retailer 20$8,534 CAD

Retailer 17$8,943 CAD

Retailer 11$9,558 CAD

Retailer 12$9,898 CAD

Retailer 16$9,904 CAD

Retailer 18$11,770 CAD

Retailer 19$12,491 CAD

Retailer 4$12,972 CAD

Retailer 6$13,019 CAD

Retailer 2$13,674 CAD

Retailer 3$14,356 CAD

Retailer 15$17,252 CAD

Retailer 9$18,242 CAD

Retailer 14$21,961 CAD

Retailer 13$22,199 CAD

Retailer 5$27,245 CAD

Retailer 8$29,059 CAD

Retailer 10$37,469 CAD

Retailer 7$58,712 CAD

Mervis Diamond Importers$66,562 CAD

42 data points across 20 retailers

22 retailers$8,534 CAD to $66,562 CAD

A+

Cheapest Retailer

$8,534 CAD

$6,109 USD

Retailer 2

$8,943 CAD

$6,402 USD

View

Retailer 3

$9,558 CAD

$6,842 USD

View

Final sale: no returns

Retailer 4

$9,898 CAD

$7,086 USD

View

Price last confirmed 15 days ago

Retailer 5

$9,898 CAD

$7,086 USD

View

Retailer 6

$9,904 CAD

$7,090 USD

View

Retailer 7

$11,770 CAD

$8,426 USD

View

Retailer 8

$12,491 CAD

$8,942 USD

View

Retailer 9

$12,972 CAD

$9,286 USD

View

Retailer 10

$13,019 CAD

$9,320 USD

View

Price last confirmed 13 days ago

Retailer 11

$13,674 CAD

£7,708 GBP

View

Retailer 12

$14,356 CAD

$10,277 USD

View

Retailer 13

$17,252 CAD

€11,762 EUR

View

Retailer 14

$18,242 CAD

$13,059 USD

View

Retailer 15

$21,961 CAD

£12,379 GBP

View

Retailer 16

$22,199 CAD

ZAR 256,733 ZAR

View

B+

Retailer 17

$25,188 CAD

$18,031 USD

View

B+

Retailer 18

$27,245 CAD

$19,504 USD

View

B+

Retailer 19

$29,059 CAD

$20,803 USD

View

B+

Retailer 20

$37,469 CAD

$26,823 USD

View

Retailer 21

$58,712 CAD

$42,030 USD

View

Most Expensive

Mervis Diamond Importers

1974989995 · Oct 31

$66,562 CAD

$47,650 USD

View

21 more retailers have this diamond

Prices start from $8,534 CADSave up to $58,029 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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