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Marquise|Lab Grown|IGI

1.51ct G VVS1 Marquise Lab Grown Diamond

VG • G/VVS1 • IGI LG850685518

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG850685518

Diamond specifications and retailer prices

From €425 EUR
As of November 6, 2026
Save €614 EUR (59%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €1,039 EUR at MOH London · As of November 5, 2026
View at MOH London

About this 1.51ct lab-grown marquise diamond

This 1.51ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI LG850685518 or 850685518. Listed at 7 retailers as of November 5, 2026, with prices from €425 to €1,039, a €614 spread on the same certified stone. MOH London lists it at €1,039. 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

1.51
Carat
G
Colour
VVS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG850685518
Dimensions11.47 × 6.04 × 3.82 mm
L/W Ratio1.90
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.47 mm6.04 mm1.51 ctG / VVS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG850685518
Side View
Table 57.0%Crown 34.9°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 63.2%

Caratlytics Score

How it works →
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: Nov 6
Current: €1,039 EUR|Low: €425 EUR|High: €1,041 EUR|Avg: €698 EUR|-0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 2€425 EUR
Retailer 6€440 EUR
Retailer 3€485 EUR
Retailer 5€571 EUR
Retailer 7€881 EUR
Retailer 4€958 EUR
MOH London€1,039 EUR

9 data points across 7 retailers

7 retailers€425 EUR to €1,039 EUR

A
Cheapest Retailer
-
€425 EUR
A
Retailer 2
-
€440 EUR
View
A
Retailer 3
-
€485 EUR
View
B+
Retailer 4
-
€571 EUR
View
B+
Retailer 5
-
€881 EUR
View
B
Retailer 6
-
€958 EUR
View
Most Expensive
B
MOH London
LG850685518 · Nov 5
€1,039 EUR
£913 GBP
View
6 more retailers have this diamond
Prices start from €425 EURSave up to €614 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
1.51ct Marquise
€425 EUR