Heart|Lab Grown|IGI

4.57ct D IF Heart Lab Grown Diamond

EX • D/IF • IGI LG754593941

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG754593941

Diamond specifications and retailer prices

From $4,148 USD

As of November 2, 2026

Save $24,392 USD (85%) vs most expensive(unlock to see where)

16 retailers carry this diamond

Most expensive: $28,540 USD at Do Amore Diamonds · As of November 2, 2026

View at Do Amore Diamonds

About this 4.57ct lab-grown heart diamond

This 4.57ct lab-grown heart sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754593941 or 754593941. Listed at 16 retailers as of November 2, 2026, with prices from $4,148 to $28,540, a $24,392 spread on the same certified stone. Do Amore Diamonds lists it at $28,540. 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

4.57

Carat

Color

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.7°

Pavilion angle39.9°

OriginLab Grown

Grading LabIGI

CertificateIGI LG754593941

Dimensions10.40 × 11.16 × 6.78 mm

L/W Ratio1.07

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 LG754593941

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: Nov 2

Current: $28,540 USD|Low: $4,073 USD|High: $30,659 USD|Avg: $9,528 USD|-0.0%

Do Amore Diamonds

Retailer 2

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November 2, 2026

Retailer 6$4,148 USD

Retailer 12$4,347 USD

Retailer 11$4,424 USD

Retailer 17$4,487 USD

Retailer 8$4,752 USD

Retailer 3$4,860 USD

Retailer 4$5,987 USD

Retailer 2$6,261 USD

Retailer 16$6,637 USD

Retailer 7$7,451 USD

Retailer 10$8,853 USD

Retailer 9$9,079 USD

Retailer 13$10,997 USD

Retailer 14$11,623 USD

Retailer 5$17,230 USD

Retailer 15$27,292 USD

Do Amore Diamonds$28,540 USD

41 data points across 17 retailers

16 retailers$4,148 USD to $28,540 USD

Cheapest Retailer

$4,148 USD

Retailer 2

$4,347 USD

View

Retailer 3

$4,424 USD

£3,483 GBP

View

Retailer 4

$4,487 USD

View

Retailer 5

$4,752 USD

View

Final sale: no returns

Retailer 6

$4,860 USD

View

Retailer 7

$5,987 USD

View

Retailer 8

$6,261 USD

View

Retailer 9

$6,637 USD

View

Retailer 10

$7,451 USD

View

Retailer 11

$8,853 USD

€8,431 EUR

View

B+

Retailer 12

$10,997 USD

£8,659 GBP

View

B+

Retailer 13

$11,623 USD

A$17,882 AUD

View

B+

Retailer 14

$17,230 USD

View

Retailer 15

$27,292 USD

A$41,987 AUD

View

Most Expensive

Do Amore Diamonds

27-C012F1DD2 · Nov 2

$28,540 USD

View

15 more retailers have this diamond

Prices start from $4,148 USDSave up to $24,392 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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4.57ct Heart

$4,148 USD