Marquise|Lab Grown|IGI

1.01ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG818682531

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818682531

Diamond specifications and retailer prices

From $178 USD
As of October 27, 2026
Save $857 USD (83%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,035 USD at MOH London · As of October 26, 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 E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818682531 or 818682531. Listed at 20 retailers as of October 26, 2026, with prices from $178 to $1,035, a $857 spread on the same certified stone. MOH London lists it at $1,035. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818682531
Dimensions11.02 × 5.17 × 3.18 mm
L/W Ratio2.13
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.02 mm5.17 mm1.01 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818682531
Side View
Table 61.0%Crown 32.9°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 61.5%

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: Oct 27
Current: $1,035 USD|Low: $171 USD|High: $1,048 USD|Avg: $473 USD|-1.0%
MOH London
Retailer 2
Retailer 3
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 29, 2026
Retailer 7$178 USD
Retailer 4$199 USD
Retailer 19$207 USD
Retailer 10$221 USD
Retailer 11$221 USD
Retailer 2$278 USD
Retailer 8$323 USD
Retailer 15$380 USD
Retailer 13$393 USD
Retailer 14$396 USD
Retailer 12$536 USD
Retailer 18$539 USD
Retailer 6$601 USD
Retailer 17$615 USD
Retailer 9$710 USD
Retailer 3$750 USD
Retailer 5$765 USD
Retailer 16$790 USD
MOH London$1,035 USD

28 data points across 19 retailers

20 retailers$178 USD to $1,035 USD

A
Cheapest Retailer
-
$178 USD
Returns within 21 days
A
Retailer 2
-
$199 USD
View
Final sale: no returns
A
Retailer 3
-
$207 USD
View
A
Retailer 4
-
$221 USD
View
Returns within 30 days
A
Retailer 5
-
$221 USD
View
Returns within 30 days
A
Retailer 6
-
$278 USD
£219 GBP
View
Returns within 30 days
A
Retailer 7
-
$323 USD
View
Returns within 30 days
A
Retailer 8
-
$380 USD
ZAR 6,131 ZAR
View
Returns within 7 days
A
Retailer 9
-
$393 USD
View
Returns within 30 days
A
Retailer 10
-
$396 USD
£312 GBP
View
Returns within 30 days
B+
Retailer 11
-
$536 USD
View
Returns within 30 days
B+
Retailer 12
-
$539 USD
A$829 AUD
View
B+
Retailer 13
-
$601 USD
SGD 812 SGD
View
Returns within 14 days
B+
Retailer 14
-
$615 USD
A$946 AUD
View
Returns within 30 days
B
Retailer 15
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$710 USD
View
Returns within 30 days
B
Retailer 16
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$742 USD
View
Returns within 30 days
B
Retailer 17
-
$750 USD
View
Returns within 30 days
B
Retailer 18
-
$765 USD
View
Returns within 90 days
B
Retailer 19
-
$790 USD
View
Returns within 30 days
Most Expensive
B
MOH London
LG818682531 · Oct 26
$1,035 USD
£815 GBP
View
19 more retailers have this diamond
Prices start from $178 USDSave up to $857 USD

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
1.01ct Marquise
$178 USD