Princess|Lab Grown|IGI

4.05ct D FL Princess Lab Grown Diamond

ID • D/FL • IGI LG816608303

Shape and cutting style on the report: Princess cut

Certificate IGI LG816608303

Diamond specifications and retailer prices

From $8,370 CAD

$5,980 USD

As of October 27, 2026

Save $21,386 CAD (72%) vs most expensive(unlock to see where)

13 retailers carry this diamond

Most expensive: $29,755 CAD at Brilliant Earth · As of October 28, 2026

View at Brilliant Earth

About this 4.05ct lab-grown princess diamond

This 4.05ct lab-grown princess sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816608303 or 816608303. Listed at 13 retailers as of October 27, 2026, with prices from $8,370 to $29,755, a $21,386 spread on the same certified stone. Brilliant Earth lists it at $29,755. 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

4.05

Carat

Color

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle42.8°

Pavilion angle37.8°

OriginLab Grown

Grading LabIGI

CertificateIGI LG816608303

Dimensions8.71 × 8.58 × 6.31 mm

L/W Ratio1.02

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 LG816608303

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 27

Current: $29,755 CAD|Low: $8,370 CAD|High: $59,609 CAD|Avg: $20,708 CAD|-17.3%

Brilliant Earth

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

Retailer 13

Retailer 14

October 29, 2026

Retailer 12$8,370 CAD

Retailer 4$8,771 CAD

Retailer 5$8,782 CAD

Retailer 2$9,398 CAD

Retailer 9$9,685 CAD

Retailer 14$11,747 CAD

Retailer 10$12,319 CAD

Retailer 11$13,548 CAD

Retailer 13$14,984 CAD

Retailer 7$18,195 CAD

Retailer 8$20,857 CAD

Brilliant Earth$29,755 CAD

Retailer 6$31,404 CAD

Retailer 3$57,580 CAD

29 data points across 14 retailers

13 retailers$8,370 CAD to $29,755 CAD

A+

Cheapest Retailer

$8,370 CAD

$5,980 USD

Retailer 2

$8,771 CAD

$6,267 USD

View

Retailer 3

$8,782 CAD

$6,275 USD

View

Retailer 4

$9,398 CAD

$6,715 USD

View

Retailer 5

$9,685 CAD

$6,920 USD

View

Retailer 6

$11,747 CAD

$8,393 USD

View

Retailer 7

$12,319 CAD

$8,802 USD

View

Retailer 8

$13,548 CAD

$9,680 USD

View

B+

Retailer 9

$14,984 CAD

$10,706 USD

View

B+

Retailer 10

$18,195 CAD

€12,381 EUR

View

B+

Retailer 11

$20,857 CAD

£11,734 GBP

View

Most Expensive

Brilliant Earth

21060532Y · Oct 28

$29,755 CAD

$21,260 USD

View

11 more retailers have this diamond

Prices start from $8,370 CADSave up to $21,386 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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A+

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