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Marquise|Lab Grown|IGI

1.31ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG818650471

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818650471

Diamond specifications and retailer prices

From €193 EUR
$217 USD
As of November 1, 2026
Save €854 EUR (82%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €1,048 EUR at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.31ct lab-grown marquise diamond

This 1.31ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818650471 or 818650471. Listed at 16 retailers as of November 1, 2026, with prices from €193 to €1,048, a €854 spread on the same certified stone. Reve Diamonds lists it at €1,048. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.31
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818650471
Dimensions12.72 × 5.42 × 3.18 mm
L/W Ratio2.35
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.72 mm5.42 mm1.31 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818650471
Side View
Table 60.0%Crown 33.1°Girdle: Slightly ThickPavilion 38.3°Culet: NoneDepth 58.7%

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: Nov 1
Current: €554 EUR|Low: €193 EUR|High: €1,053 EUR|Avg: €538 EUR|+10.7%
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
Reve Diamonds
November 2, 2026
Retailer 3€193 EUR
Retailer 7€257 EUR
Retailer 4€290 EUR
Retailer 9€371 EUR
Retailer 12€376 EUR
Retailer 8€392 EUR
Retailer 2€446 EUR
Retailer 6€523 EUR
Retailer 1€554 EUR
Retailer 13€664 EUR
Retailer 5€738 EUR
Retailer 11€802 EUR
Retailer 10€1,003 EUR
Reve Diamonds€1,048 EUR

36 data points across 14 retailers

16 retailers€193 EUR to €1,048 EUR

A
Cheapest Retailer
-
€193 EUR
$217 USD
Final sale: no returns
Retailer 2
-
€214 EUR
$240 USD
View
Price last confirmed 36 days ago
A
Retailer 3
-
€240 EUR
HK$2,100 HKD
View
A
Retailer 4
-
€257 EUR
£227 GBP
View
B+
Retailer 5
-
€290 EUR
$325 USD
View
A
Retailer 6
-
€371 EUR
ZAR 6,714 ZAR
View
A
Retailer 7
-
€376 EUR
View
A
Retailer 8
-
€392 EUR
£346 GBP
View
A
Retailer 9
-
€446 EUR
$500 USD
View
B+
Retailer 10
-
€523 EUR
A$903 AUD
View
B+
Retailer 11
-
€554 EUR
$621 USD
View
B+
Retailer 12
-
€664 EUR
$745 USD
View
B
Retailer 13
-
€738 EUR
$828 USD
View
B
Retailer 14
-
€802 EUR
$900 USD
View
B
Retailer 15
-
€1,003 EUR
£886 GBP
View
Most Expensive
B
Reve Diamonds
148CC4C3D · Nov 1
€1,048 EUR
$1,175 USD
View
15 more retailers have this diamond
Prices start from €193 EURSave up to €854 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
1.31ct Marquise
€193 EUR