Cushion|Lab Grown|IGI

4.23ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG789612851

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG789612851

Diamond specifications and retailer prices

From $6,004 CAD

£3,378 GBP

As of October 29, 2026

Save $32,499 CAD (84%) vs most expensive(unlock to see where)

21 retailers carry this diamond

Most expensive: $38,503 CAD at Do Amore Diamonds · As of October 29, 2026

View at Do Amore Diamonds

About this 4.23ct lab-grown cushion diamond

This 4.23ct lab-grown cushion 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 LG789612851 or 789612851. Listed at 21 retailers as of October 29, 2026, with prices from $6,004 to $38,503, a $32,499 spread on the same certified stone. Do Amore Diamonds lists it at $38,503. 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

4.23

Carat

Color

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle32.2°

Pavilion angle37.4°

OriginLab Grown

Grading LabIGI

CertificateIGI LG789612851

Dimensions10.95 × 8.81 × 5.89 mm

L/W Ratio1.24

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 LG789612851

Side View

Caratlytics Score

How it works →

Excellent

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: $38,503 CAD|Low: $5,967 CAD|High: $38,503 CAD|Avg: $14,986 CAD

Do Amore Diamonds

Retailer 2

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Retailer 19

October 29, 2026

Retailer 15$6,004 CAD

Retailer 16$6,176 CAD

Retailer 3$6,269 CAD

Retailer 17$6,458 CAD

Retailer 19$6,571 CAD

Retailer 8$7,167 CAD

Retailer 18$8,599 CAD

Retailer 12$9,266 CAD

Retailer 9$10,089 CAD

Retailer 7$11,088 CAD

Retailer 5$12,259 CAD

Retailer 13$13,466 CAD

Retailer 14$14,918 CAD

Retailer 2$15,252 CAD

Retailer 4$17,873 CAD

Retailer 6$24,901 CAD

Retailer 10$25,569 CAD

Retailer 11$31,099 CAD

Do Amore Diamonds$38,503 CAD

33 data points across 19 retailers

21 retailers$6,004 CAD to $38,503 CAD

Cheapest Retailer

$6,004 CAD

£3,378 GBP

Retailer 2

$6,176 CAD

$4,413 USD

View

Retailer 3

$6,269 CAD

$4,479 USD

View

Final sale: no returns

Retailer 4

$6,458 CAD

$4,614 USD

View

Retailer 5

$6,571 CAD

$4,695 USD

View

Retailer 6

$7,167 CAD

$5,121 USD

View

Price last confirmed 13 days ago

Retailer 7

$8,599 CAD

HK$48,000 HKD

View

Retailer 8

$9,266 CAD

£5,213 GBP

View

Retailer 9

$10,089 CAD

£5,676 GBP

View

Retailer 10

$11,088 CAD

$7,922 USD

View

Retailer 11

$12,259 CAD

$8,759 USD

View

Retailer 12

$12,584 CAD

$8,991 USD

View

B+

Retailer 13

$13,466 CAD

€9,163 EUR

View

B+

Retailer 14

$14,918 CAD

£8,393 GBP

View

B+

Retailer 15

$15,252 CAD

ZAR 176,054 ZAR

View

B+

Retailer 16

$17,873 CAD

$12,770 USD

View

Retailer 17

$24,901 CAD

SGD 24,043 SGD

View

Retailer 18

$25,569 CAD

$18,269 USD

View

Retailer 19

$31,099 CAD

$22,220 USD

View

Retailer 20

$31,099 CAD

$22,220 USD

View

Most Expensive

Do Amore Diamonds

27-E50AB4534 · Oct 29

$38,503 CAD

$27,510 USD

View

20 more retailers have this diamond

Prices start from $6,004 CADSave up to $32,499 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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