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Oval|Lab Grown|IGI

1.01ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG811647390

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG811647390

Diamond specifications and retailer prices

From £266 GBP
$356 USD
As of October 30, 2026
Save £1,697 GBP (86%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £1,963 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.01ct lab-grown oval diamond

This 1.01ct lab-grown oval sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811647390 or 811647390. Listed at 24 retailers as of October 30, 2026, with prices from £266 to £1,963, a £1,697 spread on the same certified stone. Brilliant Earth lists it at £1,963. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811647390
Dimensions8.32 × 5.63 × 3.47 mm
L/W Ratio1.48
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
Top View
8.32 mm5.63 mm1.01 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811647390
Side View
Table 62.0%Crown 34.1°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £1,963 GBP|Low: £295 GBP|High: £1,963 GBP|Avg: £704 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 13£295 GBP
Retailer 6£304 GBP
Retailer 4£397 GBP
Retailer 11£399 GBP
Retailer 12£489 GBP
Retailer 10£507 GBP
Retailer 7£522 GBP
Retailer 8£523 GBP
Retailer 9£719 GBP
Retailer 3£728 GBP
Retailer 5£832 GBP
Retailer 2£1,182 GBP
Brilliant Earth£1,963 GBP

40 data points across 13 retailers

24 retailers£266 GBP to £1,963 GBP

Retailer 1
-
£238 GBP
$319 USD
Price last confirmed 22 days ago
A
Retailer 2
-
£266 GBP
$356 USD
View
Final sale: no returns
Retailer 3
-
£276 GBP
$370 USD
View
Price last confirmed 19 days ago
Retailer 4
-
£295 GBP
$395 USD
View
Price last confirmed 20 days ago
Retailer 5
-
£295 GBP
$395 USD
View
Price last confirmed 30 days ago
A
Retailer 6
-
£295 GBP
$395 USD
View
Price last confirmed 7 days ago
A
Retailer 7
-
£304 GBP
View
A
Retailer 8
-
£397 GBP
$532 USD
View
A
Retailer 9
-
£399 GBP
$535 USD
View
B+
Retailer 10
-
£440 GBP
$590 USD
View
B+
Retailer 11
-
£489 GBP
€624 EUR
View
B+
Retailer 12
-
£507 GBP
ZAR 10,970 ZAR
View
B+
Retailer 13
-
£522 GBP
View
B+
Retailer 14
-
£523 GBP
A$1,078 AUD
View
B+
Retailer 15
-
£719 GBP
A$1,483 AUD
View
B
Retailer 16
-
£728 GBP
$976 USD
View
B
Retailer 17
-
£788 GBP
SGD 1,427 SGD
View
Retailer 18
-
£832 GBP
A$1,716 AUD
View
Price last confirmed 27 days ago
Retailer 19
-
£948 GBP
$1,270 USD
View
Price last confirmed 25 days ago
B
Retailer 20
-
£982 GBP
$1,316 USD
View
B
Retailer 21
-
£1,149 GBP
View
B
Retailer 22
-
£1,174 GBP
$1,572 USD
View
B
Retailer 23
-
£1,182 GBP
View
Most Expensive
B
Brilliant Earth
21123572A · Oct 31
£1,963 GBP
$2,630 USD
View
23 more retailers have this diamond
Prices start from £266 GBPSave up to £1,697 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
1.01ct Oval
£266 GBP