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Marquise|Lab Grown|IGI

0.81ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG542231813

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG542231813

Diamond specifications and retailer prices

From £135 GBP
$181 USD
As of October 30, 2026
Save £711 GBP (84%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £846 GBP at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 0.81ct lab-grown marquise diamond

This 0.81ct lab-grown marquise sits in the just-under-one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG542231813 or 542231813. Listed at 18 retailers as of October 30, 2026, with prices from £135 to £846, a £711 spread on the same certified stone. Reve Diamonds lists it at £846. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.81
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34.5°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG542231813
Dimensions10.21 × 4.84 × 2.76 mm
L/W Ratio2.11
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
10.21 mm4.84 mm0.81 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG542231813
Side View
Table 60.5%Crown 34.5°Girdle: MED-STKPavilion 37.7°Culet: NoneDepth 57.0%

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: Oct 30
Current: £305 GBP|Low: £130 GBP|High: £793 GBP|Avg: £358 GBP|+1.7%
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
Retailer 14
November 1, 2026
Retailer 12£135 GBP
Retailer 3£157 GBP
Retailer 4£168 GBP
Retailer 13£168 GBP
Retailer 8£229 GBP
Retailer 2£296 GBP
Retailer 9£302 GBP
Retailer 1£305 GBP
Retailer 5£340 GBP
Retailer 10£381 GBP
Retailer 14£539 GBP
Retailer 11£569 GBP
Retailer 6£579 GBP
Retailer 7£784 GBP

40 data points across 14 retailers

18 retailers£135 GBP to £846 GBP

A
Cheapest Retailer
-
£135 GBP
$181 USD
A
Retailer 2
-
£151 GBP
$202 USD
View
Final sale: no returns
A
Retailer 3
-
£157 GBP
$210 USD
View
Retailer 4
-
£168 GBP
$225 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
£168 GBP
$225 USD
View
A
Retailer 6
-
£217 GBP
$291 USD
View
A
Retailer 7
-
£229 GBP
View
B+
Retailer 8
-
£296 GBP
$397 USD
View
B+
Retailer 9
-
£302 GBP
View
B+
Retailer 10
-
£305 GBP
ZAR 6,592 ZAR
View
B+
Retailer 11
-
£340 GBP
$456 USD
View
B
Retailer 12
-
£344 GBP
HK$3,600 HKD
View
B+
Retailer 13
-
£381 GBP
$510 USD
View
B
Retailer 14
-
£539 GBP
$722 USD
View
B
Retailer 15
-
£569 GBP
$762 USD
View
B
Retailer 16
-
£579 GBP
$776 USD
View
B
Retailer 17
-
£784 GBP
View
Most Expensive
B
Reve Diamonds
FC9151274 · Nov 1
£846 GBP
$1,133 USD
View
17 more retailers have this diamond
Prices start from £135 GBPSave up to £711 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.

A
0.81ct Marquise
£135 GBP