Marquise|Lab Grown|IGI

1.51ct H VVS2 Marquise Lab Grown Diamond

VG • H/VVS2 • IGI LG851646328

Certificate IGI LG851646328

Diamond specifications and retailer prices

From €462 EUR
As of November 5, 2026
Save €1,008 EUR (69%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: €1,470 EUR at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

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 H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI LG851646328 or 851646328. Listed at 2 retailers as of November 5, 2026, with prices from €462 to €1,470, a €1,008 spread on the same certified stone. Brilliant Earth lists it at €1,470. 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
H
Colour
VVS2
Clarity
Very Good
Cut

Specifications

CutVery Good
Polish
Symmetry
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG851646328
Dimensions11.45 × 5.98 × 3.87 mm
L/W Ratio1.91
Top View
11.45 mm5.98 mm1.51 ctH / VVS2
OriginLab Grown
CutVery Good
FluorescenceNone
CertificateIGI LG851646328
Side View
Table 59.0%CrownGirdlePavilionCulet: NoneDepth 64.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 5
Current: €1,470 EUR|Low: €462 EUR|High: €1,470 EUR|Avg: €966 EUR
Brilliant Earth
Retailer 2
November 5, 2026
Retailer 2€462 EUR
Brilliant Earth€1,470 EUR

1 data point across 2 retailers

2 retailers€462 EUR to €1,470 EUR

B+
Cheapest Retailer
-
€462 EUR
Most Expensive
C
Brilliant Earth
22509234A · Nov 5
€1,470 EUR
$1,650 USD
View
1 more retailer has this diamond
Prices start from €462 EURSave up to €1,008 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.

B+
1.51ct Marquise
€462 EUR