Marquise|Lab Grown|IGI

1.01ct I VS1 Marquise Lab Grown Diamond

ID • I/VS1 • IGI LG835633641

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG835633641

Diamond specifications and retailer prices

From £216 GBP
$290 USD
As of November 1, 2026
6 retailers carry this diamond
Most expensive: £750 GBP at MOH London · As of October 21, 2026
View at MOH London

About this 1.01ct lab-grown marquise diamond

This 1.01ct lab-grown marquise sits in the classic one-carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG835633641 or 835633641. Listed at 6 retailers as of November 1, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
I
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835633641
Dimensions9.87 × 5.31 × 3.39 mm
L/W Ratio1.86
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II Light Blue
Top View
9.87 mm5.31 mm1.01 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835633641
Side View
Table 58.0%Crown 33.9°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 63.8%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 1
Current: £750 GBP|Low: £144 GBP|High: £750 GBP|Avg: £330 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 21, 2026
Retailer 6£144 GBP
Retailer 8£216 GBP
Retailer 2£221 GBP
Retailer 4£241 GBP
Retailer 3£272 GBP
Retailer 5£542 GBP
Retailer 7£554 GBP
MOH London£750 GBP

6 data points across 8 retailers

6 retailers

B+
Cheapest Retailer
-
£216 GBP
$290 USD
Retailer 2
-
£221 GBP
$296 USD
View
Price last confirmed 12 days ago
Retailer 3
-
£272 GBP
ZAR 5,894 ZAR
View
Price last confirmed 15 days ago
Retailer 4
-
£542 GBP
$728 USD
View
Price last confirmed 11 days ago
Retailer 5
-
£554 GBP
$744 USD
View
Price last confirmed 12 days ago
Most Expensive
MOH London
LG835633641 · Oct 21
£750 GBP
View
Price last confirmed 12 days ago
5 more retailers have this diamond
Prices start from £216 GBP

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+
1.01ct Marquise
£216 GBP