Asscher|Lab Grown|IGI

3.98ct D FL Asscher Lab Grown Diamond

EX • D/FL • IGI LG754509109

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG754509109

Diamond specifications and retailer prices

From $4,260 USD

As of October 31, 2026

Save $16,720 USD (80%) vs most expensive(unlock to see where)

14 retailers carry this diamond

Most expensive: $20,980 USD at Michael Trio · As of October 31, 2026

View at Michael Trio

About this 3.98ct lab-grown asscher diamond

This 3.98ct lab-grown asscher 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 LG754509109 or 754509109. Listed at 14 retailers as of October 31, 2026, with prices from $4,260 to $20,980, a $16,720 spread on the same certified stone. Michael Trio lists it at $20,980. 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

3.98

Carat

Color

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35°

Pavilion angle42.3°

OriginLab Grown

Grading LabIGI

CertificateIGI LG754509109

Dimensions8.72 × 8.71 × 5.73 mm

L/W Ratio1.00

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 LG754509109

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: Oct 31

Current: $20,980 USD|Low: $4,260 USD|High: $25,231 USD|Avg: $12,044 USD|-16.8%

Michael Trio

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 31, 2026

Retailer 12$4,260 USD

Retailer 13$4,854 USD

Retailer 2$7,198 USD

Retailer 4$7,245 USD

Retailer 11$7,795 USD

Retailer 3$8,805 USD

Retailer 9$9,400 USD

Retailer 5$9,695 USD

Retailer 10$11,648 USD

Retailer 8$13,220 USD

Retailer 7$13,360 USD

Retailer 14$15,411 USD

Retailer 6$20,424 USD

Michael Trio$20,980 USD

42 data points across 14 retailers

14 retailers$4,260 USD to $20,980 USD

Cheapest Retailer

$4,260 USD

Retailer 2

$4,854 USD

View

B+

Retailer 3

$7,198 USD

£5,668 GBP

View

B+

Retailer 4

$7,245 USD

HK$56,600 HKD

View

Retailer 5

$7,795 USD

View

Price last confirmed 12 days ago

B+

Retailer 6

$8,805 USD

View

B+

Retailer 7

$9,400 USD

€8,952 EUR

View

B+

Retailer 8

$9,695 USD

View

B+

Retailer 9

$11,648 USD

£9,172 GBP

View

B+

Retailer 10

$13,220 USD

ZAR 213,576 ZAR

View

B+

Retailer 11

$13,360 USD

View

Retailer 12

$15,411 USD

View

Retailer 13

$20,424 USD

View

Most Expensive

Michael Trio

5363596780 · Oct 31

$20,980 USD

SGD 28,351 SGD

View

13 more retailers have this diamond

Prices start from $4,260 USDSave up to $16,720 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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3.98ct Asscher

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