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Oval|Lab Grown|IGI

0.81ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG803661590

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG803661590

Diamond specifications and retailer prices

From £84 GBP
$112 USD
As of October 26, 2026
Save £791 GBP (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £875 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 0.81ct lab-grown oval diamond

This 0.81ct lab-grown oval sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG803661590 or 803661590. Listed at 17 retailers as of October 26, 2026, with prices from £84 to £875, a £791 spread on the same certified stone. MOH London lists it at £875. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.81
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle38.4°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803661590
Dimensions7.22 × 5.18 × 3.38 mm
L/W Ratio1.39
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.22 mm5.18 mm0.81 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG803661590
Side View
Table 59.0%Crown 38.4°Girdle: Slightly ThickPavilion 41.3°Culet: NoneDepth 65.3%

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 26
Current: £875 GBP|Low: £81 GBP|High: £895 GBP|Avg: £250 GBP|-1.9%
MOH London
Retailer 2
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Retailer 6
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Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 16
October 29, 2026
Retailer 16£84 GBP
Retailer 4£94 GBP
Retailer 3£98 GBP
Retailer 8£111 GBP
Retailer 9£152 GBP
Retailer 12£161 GBP
Retailer 13£187 GBP
Retailer 15£207 GBP
Retailer 10£210 GBP
Retailer 11£244 GBP
Retailer 14£246 GBP
Retailer 7£286 GBP
Retailer 2£291 GBP
Retailer 6£336 GBP
Retailer 5£458 GBP
MOH London£875 GBP

42 data points across 16 retailers

17 retailers£84 GBP to £875 GBP

A
Cheapest Retailer
-
£84 GBP
$112 USD
A
Retailer 2
-
£94 GBP
$125 USD
View
Final sale: no returns
A
Retailer 3
-
£98 GBP
$130 USD
View
A
Retailer 4
-
£111 GBP
$148 USD
View
A
Retailer 5
-
£125 GBP
HK$1,300 HKD
View
A
Retailer 6
-
£152 GBP
View
Retailer 7
-
£161 GBP
$215 USD
View
Price last confirmed 8 days ago
A
Retailer 8
-
£187 GBP
€237 EUR
View
B+
Retailer 9
-
£207 GBP
$275 USD
View
A
Retailer 10
-
£210 GBP
View
B+
Retailer 11
-
£244 GBP
View
B+
Retailer 12
-
£246 GBP
$328 USD
View
B+
Retailer 13
-
£286 GBP
$381 USD
View
B+
Retailer 14
-
£291 GBP
SGD 524 SGD
View
B+
Retailer 15
-
£336 GBP
$448 USD
View
B
Retailer 16
-
£458 GBP
$610 USD
View
Most Expensive
B
MOH London
LG803661590 · Oct 26
£875 GBP
View
16 more retailers have this diamond
Prices start from £84 GBPSave up to £791 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 Oval
£84 GBP