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Marquise|Lab Grown|IGI

3.03ct G VS1 Marquise Lab Grown Diamond

VG • G/VS1 • IGI LG618437511

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG618437511

Diamond specifications and retailer prices

From €356 EUR
$398 USD
As of October 30, 2026
Save €1,372 EUR (79%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €1,728 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 3.03ct lab-grown marquise diamond

This 3.03ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG618437511 or 618437511. Listed at 19 retailers as of October 30, 2026, with prices from €356 to €1,728, a €1,372 spread on the same certified stone. MOH London lists it at €1,728. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.03
Carat
G
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG618437511
Dimensions15.34 × 7.79 × 4.54 mm
L/W Ratio1.97
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
15.34 mm7.79 mm3.03 ctG / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG618437511
Side View
Table 61.0%Crown 35.2°Girdle: MED-STKPavilion 39.3°Culet: NoneDepth 58.3%

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 30
Current: €1,728 EUR|Low: €343 EUR|High: €1,748 EUR|Avg: €885 EUR
MOH London
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
Retailer 16
November 1, 2026
Retailer 14€356 EUR
Retailer 7€399 EUR
Retailer 6€442 EUR
Retailer 16€442 EUR
Retailer 12€495 EUR
Retailer 11€573 EUR
Retailer 5€702 EUR
Retailer 8€714 EUR
Retailer 2€726 EUR
Retailer 9€931 EUR
Retailer 10€960 EUR
Retailer 13€1,241 EUR
Retailer 15€1,296 EUR
Retailer 4€1,421 EUR
Retailer 3€1,656 EUR
MOH London€1,728 EUR

42 data points across 16 retailers

19 retailers€356 EUR to €1,728 EUR

A
Cheapest Retailer
-
€356 EUR
$398 USD
A
Retailer 2
-
€399 EUR
$446 USD
View
A
Retailer 3
-
€399 EUR
$446 USD
View
Final sale: no returns
Retailer 4
-
€442 EUR
$494 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
€442 EUR
$494 USD
View
Retailer 6
-
€495 EUR
£435 GBP
View
Price last confirmed 15 days ago
A
Retailer 7
-
€573 EUR
$640 USD
View
B+
Retailer 8
-
€702 EUR
$784 USD
View
A
Retailer 9
-
€714 EUR
$798 USD
View
A
Retailer 10
-
€726 EUR
£639 GBP
View
B+
Retailer 11
-
€924 EUR
$1,032 USD
View
A
Retailer 12
-
€931 EUR
A$1,600 AUD
View
A
Retailer 13
-
€960 EUR
ZAR 17,328 ZAR
View
B+
Retailer 14
-
€1,241 EUR
$1,386 USD
View
Retailer 15
-
€1,296 EUR
£1,140 GBP
View
Price last confirmed 26 days ago
B+
Retailer 16
-
€1,421 EUR
$1,588 USD
View
B+
Retailer 17
-
€1,454 EUR
$1,625 USD
View
B
Retailer 18
-
€1,656 EUR
$1,850 USD
View
Most Expensive
B+
MOH London
LG618437511 · Nov 1
€1,728 EUR
£1,520 GBP
View
18 more retailers have this diamond
Prices start from €356 EURSave up to €1,372 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
€356 EUR