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Round|Lab Grown|IGI

1.02ct E IF Round Lab Grown Diamond

EX • E/IF • IGI LG809680311

Shape and cutting style on the report: Round brilliant

Certificate IGI LG809680311

Diamond specifications and retailer prices

From £161 GBP
$214 USD
As of October 29, 2026
Save £866 GBP (84%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £1,487 GBP at Brilliant Earth · As of October 21, 2026
View at Brilliant Earth

About this 1.02ct lab-grown round diamond

This 1.02ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG809680311 or 809680311. Listed at 25 retailers as of October 29, 2026, with a 539% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG809680311
Dimensions6.53 × 6.56 × 3.89 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.53 mm6.56 mm1.02 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG809680311
Side View
Table 61.0%Crown 33.6°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 59.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £369 GBP|Low: £161 GBP|High: £938 GBP|Avg: £439 GBP|-1.7%
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Retailer 22
October 29, 2026
Retailer 20£161 GBP
Retailer 7£179 GBP
Retailer 9£187 GBP
Retailer 2£200 GBP
Retailer 14£200 GBP
Retailer 15£231 GBP
Retailer 22£269 GBP
Retailer 17£324 GBP
Retailer 12£330 GBP
Retailer 18£343 GBP
Retailer 5£363 GBP
Retailer 1£369 GBP
Retailer 4£376 GBP
Retailer 19£488 GBP
Retailer 8£550 GBP
Retailer 6£641 GBP
Retailer 21£644 GBP
Retailer 13£681 GBP
Retailer 11£698 GBP
Retailer 10£778 GBP
Retailer 16£804 GBP
Retailer 3£931 GBP

25 data points across 22 retailers

25 retailers£161 GBP to £1,027 GBP

A
Cheapest Retailer
-
£161 GBP
$214 USD
A
Retailer 2
-
£179 GBP
$239 USD
View
Final sale: no returns
A
Retailer 3
-
£187 GBP
$249 USD
View
A
Retailer 4
-
£200 GBP
$266 USD
View
A
Retailer 5
-
£200 GBP
$266 USD
View
A
Retailer 6
-
£231 GBP
HK$2,400 HKD
View
A
Retailer 7
-
£269 GBP
$358 USD
View
A
Retailer 8
-
£324 GBP
View
A
Retailer 9
-
£330 GBP
€418 EUR
View
A
Retailer 10
-
£343 GBP
ZAR 7,376 ZAR
View
A
Retailer 11
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£363 GBP
$483 USD
View
A
Retailer 12
-
£369 GBP
View
A
Retailer 13
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£376 GBP
$501 USD
View
B+
Retailer 14
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£380 GBP
€482 EUR
View
B+
Retailer 15
-
£488 GBP
A$999 AUD
View
B+
Retailer 16
-
£550 GBP
SGD 989 SGD
View
B+
Retailer 17
-
£641 GBP
$854 USD
View
B+
Retailer 18
-
£644 GBP
$857 USD
View
B+
Retailer 19
-
£681 GBP
$907 USD
View
B+
Retailer 20
-
£698 GBP
$929 USD
View
B
Retailer 21
-
£778 GBP
View
B+
Retailer 22
-
£804 GBP
View
B
Retailer 23
-
£931 GBP
$1,239 USD
View
B
Retailer 24
-
£1,027 GBP
$1,367 USD
View
Most Expensive
Brilliant Earth
20615670A · Oct 21
£1,487 GBP
$1,980 USD
View
Price last confirmed 8 days ago
24 more retailers have this diamond
Prices start from £161 GBPSave up to £866 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
1.02ct Round
£161 GBP