Marquise|Lab Grown|IGI

1.05ct D VS2 Marquise Lab Grown Diamond

VG • D/VS2 • IGI LG831690520

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG831690520

Diamond specifications and retailer prices

From €194 EUR
As of November 4, 2026
Save €932 EUR (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €1,126 EUR at Helzberg Diamonds · As of November 4, 2026
View at Helzberg Diamonds

About this 1.05ct lab-grown marquise diamond

This 1.05ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG831690520 or 831690520. Listed at 16 retailers as of November 4, 2026, with prices from €194 to €1,126, a €932 spread on the same certified stone. Helzberg Diamonds lists it at €1,126. 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

1.05
Carat
D
Colour
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831690520
Dimensions10.09 × 5.40 × 3.38 mm
L/W Ratio1.87
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.09 mm5.40 mm1.05 ctD / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831690520
Side View
Table 61.0%Crown 33.9°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: €1,126 EUR|Low: €194 EUR|High: €1,126 EUR|Avg: €525 EUR
Helzberg Diamonds
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 5, 2026
Retailer 3€194 EUR
Retailer 7€217 EUR
Retailer 12€225 EUR
Retailer 6€241 EUR
Retailer 10€287 EUR
Retailer 5€327 EUR
Retailer 16€412 EUR
Retailer 2€442 EUR
Retailer 14€450 EUR
Retailer 11€633 EUR
Retailer 8€649 EUR
Retailer 15€772 EUR
Retailer 13€774 EUR
Retailer 4€825 EUR
Retailer 9€961 EUR
Helzberg Diamonds€1,126 EUR

8 data points across 16 retailers

16 retailers€194 EUR to €1,126 EUR

A
Cheapest Retailer
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€194 EUR
A
Retailer 2
-
€217 EUR
View
Final sale: no returns
A
Retailer 3
-
€225 EUR
View
A
Retailer 4
-
€241 EUR
View
A
Retailer 5
-
€287 EUR
View
A
Retailer 6
-
€327 EUR
View
B+
Retailer 7
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€412 EUR
View
B+
Retailer 8
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€442 EUR
View
B+
Retailer 9
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€450 EUR
View
B
Retailer 10
-
€633 EUR
View
B
Retailer 11
-
€649 EUR
View
B
Retailer 12
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€772 EUR
View
B
Retailer 13
-
€774 EUR
View
B
Retailer 14
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€825 EUR
View
B
Retailer 15
-
€961 EUR
View
Most Expensive
B
Helzberg Diamonds
ZXZOJHMPGLIG · Nov 4
€1,126 EUR
$1,269 USD
View
15 more retailers have this diamond
Prices start from €194 EURSave up to €932 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
1.05ct Marquise
€194 EUR