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Round|Lab Grown|IGI

1.01ct E FL Round Lab Grown Diamond

EX • E/FL • IGI LG794623919

Shape and cutting style on the report: Round brilliant

Certificate IGI LG794623919

Diamond specifications and retailer prices

From £170 GBP
$226 USD
As of October 29, 2026
Save £1,452 GBP (90%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £1,622 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.01ct lab-grown round diamond

This 1.01ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG794623919 or 794623919. Listed at 21 retailers as of October 29, 2026, with prices from £170 to £1,622, a £1,452 spread on the same certified stone. Brilliant Earth lists it at £1,622. 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
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794623919
Dimensions6.40 × 6.35 × 3.95 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.40 mm6.35 mm1.01 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794623919
Side View
Table 59.0%Crown 35.5°Girdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 62.0%

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 29
Current: £1,622 GBP|Low: £170 GBP|High: £1,622 GBP|Avg: £537 GBP
Brilliant Earth
Retailer 2
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Retailer 20
October 30, 2026
Retailer 3£170 GBP
Retailer 18£197 GBP
Retailer 7£211 GBP
Retailer 17£211 GBP
Retailer 16£219 GBP
Retailer 19£358 GBP
Retailer 4£360 GBP
Retailer 15£362 GBP
Retailer 6£385 GBP
Retailer 2£392 GBP
Retailer 13£438 GBP
Retailer 12£661 GBP
Retailer 8£677 GBP
Retailer 20£680 GBP
Retailer 5£717 GBP
Retailer 11£717 GBP
Retailer 9£751 GBP
Retailer 14£849 GBP
Retailer 10£951 GBP
Brilliant Earth£1,622 GBP

29 data points across 20 retailers

21 retailers£170 GBP to £1,622 GBP

A
Cheapest Retailer
-
£170 GBP
$226 USD
A
Retailer 2
-
£197 GBP
$262 USD
View
A
Retailer 3
-
£211 GBP
$281 USD
View
A
Retailer 4
-
£211 GBP
$281 USD
View
A
Retailer 5
-
£219 GBP
$292 USD
View
Final sale: no returns
Retailer 6
-
£321 GBP
$427 USD
View
Price last confirmed 59 days ago
A
Retailer 7
-
£358 GBP
$477 USD
View
A
Retailer 8
-
£360 GBP
$479 USD
View
A
Retailer 9
-
£362 GBP
ZAR 7,786 ZAR
View
A
Retailer 10
-
£385 GBP
$513 USD
View
A
Retailer 11
-
£392 GBP
View
B+
Retailer 12
-
£438 GBP
€556 EUR
View
Retailer 13
-
£584 GBP
$778 USD
View
Price last confirmed 14 days ago
B+
Retailer 14
-
£677 GBP
$902 USD
View
B+
Retailer 15
-
£680 GBP
$905 USD
View
B+
Retailer 16
-
£717 GBP
$954 USD
View
B+
Retailer 17
-
£717 GBP
SGD 1,290 SGD
View
B+
Retailer 18
-
£751 GBP
$1,000 USD
View
B
Retailer 19
-
£849 GBP
View
B
Retailer 20
-
£951 GBP
$1,267 USD
View
Most Expensive
B
Brilliant Earth
21419282A · Oct 29
£1,622 GBP
$2,160 USD
View
20 more retailers have this diamond
Prices start from £170 GBPSave up to £1,452 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 Round
£170 GBP