Marquise|Lab Grown|IGI

3.37ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG754508645

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG754508645

Diamond specifications and retailer prices

From €4,474 EUR

$4,998 USD

As of October 31, 2026

Save €15,127 EUR (77%) vs most expensive(unlock to see where)

15 retailers carry this diamond

Most expensive: €19,601 EUR at With Clarity · As of October 31, 2026

View at With Clarity

About this 3.37ct lab-grown marquise diamond

This 3.37ct lab-grown marquise 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 LG754508645 or 754508645. Listed at 15 retailers as of October 31, 2026, with prices from €4,474 to €19,601, a €15,127 spread on the same certified stone. With Clarity lists it at €19,601. 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

3.37

Carat

Color

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.5°

Pavilion angle40.1°

OriginLab Grown

Grading LabIGI

CertificateIGI LG754508645

Dimensions15.22 × 7.81 × 4.95 mm

L/W Ratio1.95

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 LG754508645

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 31

Current: €10,171 EUR|Low: €3,945 EUR|High: €23,050 EUR|Avg: €10,439 EUR|-14.6%

Retailer 1

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

Retailer 15

With Clarity

November 1, 2026

Retailer 7€3,945 EUR

Retailer 15€4,474 EUR

Retailer 13€4,578 EUR

Retailer 3€6,187 EUR

Retailer 8€6,390 EUR

Retailer 12€7,094 EUR

Retailer 2€7,586 EUR

Retailer 11€8,095 EUR

Retailer 5€9,219 EUR

Retailer 1€10,171 EUR

Retailer 9€10,992 EUR

Retailer 10€11,405 EUR

Retailer 14€13,272 EUR

Retailer 6€17,588 EUR

Retailer 4€17,893 EUR

With Clarity€19,601 EUR

37 data points across 16 retailers

15 retailers€4,474 EUR to €19,601 EUR

Cheapest Retailer

€4,474 EUR

$4,998 USD

Retailer 2

€4,578 EUR

$5,115 USD

View

B+

Retailer 3

€6,187 EUR

HK$54,000 HKD

View

B+

Retailer 4

€6,390 EUR

£5,622 GBP

View

Retailer 5

€7,094 EUR

$7,925 USD

View

Price last confirmed 11 days ago

B+

Retailer 6

€7,586 EUR

$8,475 USD

View

B+

Retailer 7

€8,095 EUR

View

B+

Retailer 8

€9,219 EUR

$10,299 USD

View

B+

Retailer 9

€10,171 EUR

£8,947 GBP

View

B+

Retailer 10

€10,992 EUR

$12,280 USD

View

B+

Retailer 11

€11,405 EUR

ZAR 205,847 ZAR

View

Retailer 12

€13,272 EUR

$14,828 USD

View

Price last confirmed 8 days ago

Retailer 13

€17,588 EUR

$19,650 USD

View

Retailer 14

€17,893 EUR

SGD 27,014 SGD

View

Most Expensive

With Clarity

754508645 · Oct 31

€19,601 EUR

$21,898 USD

View

14 more retailers have this diamond

Prices start from €4,474 EURSave up to €15,127 EUR

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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3.37ct Marquise

€4,474 EUR