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Marquise|Lab Grown|IGI

3.03ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG780662880

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG780662880

Diamond specifications and retailer prices

From €3,153 EUR
$3,523 USD
As of October 31, 2026
Save €12,656 EUR (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €15,809 EUR at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 3.03ct lab-grown marquise diamond

This 3.03ct 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 LG780662880 or 780662880. Listed at 14 retailers as of October 30, 2026, with prices from €3,153 to €15,809, a €12,656 spread on the same certified stone. Taylor and Hart lists it at €15,809. 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

3.03
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780662880
Dimensions15.22 × 7.41 × 4.69 mm
L/W Ratio2.05
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
Top View
15.22 mm7.41 mm3.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780662880
Side View
Table 57.0%Crown 35.7°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 63.3%

Caratlytics Score

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A
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: €5,748 EUR|Low: €3,153 EUR|High: €15,809 EUR|Avg: €8,569 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
Taylor and Hart
October 31, 2026
Retailer 10€3,153 EUR
Retailer 12€3,794 EUR
Retailer 4€5,625 EUR
Retailer 1€5,748 EUR
Retailer 11€6,655 EUR
Retailer 3€6,825 EUR
Retailer 8€7,279 EUR
Retailer 6€7,537 EUR
Retailer 9€9,240 EUR
Retailer 13€10,038 EUR
Retailer 5€10,193 EUR
Retailer 7€10,305 EUR
Retailer 2€11,933 EUR
Taylor and Hart€15,809 EUR

38 data points across 14 retailers

14 retailers€3,153 EUR to €15,809 EUR

A
Cheapest Retailer
-
€3,153 EUR
$3,523 USD
A
Retailer 2
-
€3,794 EUR
$4,239 USD
View
B+
Retailer 3
-
€5,625 EUR
HK$49,100 HKD
View
B+
Retailer 4
-
€5,748 EUR
£5,056 GBP
View
B+
Retailer 5
-
€6,655 EUR
$7,435 USD
View
B+
Retailer 6
-
€6,825 EUR
$7,625 USD
View
B+
Retailer 7
-
€7,279 EUR
View
B+
Retailer 8
-
€7,537 EUR
$8,420 USD
View
B+
Retailer 9
-
€9,240 EUR
£8,128 GBP
View
B+
Retailer 10
-
€10,038 EUR
$11,214 USD
View
B
Retailer 11
-
€10,193 EUR
$11,388 USD
View
B+
Retailer 12
-
€10,305 EUR
ZAR 185,999 ZAR
View
Retailer 13
-
€11,933 EUR
$13,332 USD
View
Price last confirmed 7 days ago
Most Expensive
B
Taylor and Hart
DYL4N00 · Oct 30
€15,809 EUR
$17,662 USD
View
13 more retailers have this diamond
Prices start from €3,153 EURSave up to €12,656 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.

A
3.03ct Marquise
€3,153 EUR