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Round|Lab Grown|IGI

1.02ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG804649463

Shape and cutting style on the report: Round brilliant

Certificate IGI LG804649463

Diamond specifications and retailer prices

From £167 GBP
$222 USD
As of October 29, 2026
Save £967 GBP (85%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,134 GBP at Brilliant Earth · As of October 29, 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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804649463 or 804649463. Listed at 19 retailers as of October 29, 2026, with prices from £167 to £1,134, a £967 spread on the same certified stone. Brilliant Earth lists it at £1,134. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804649463
Dimensions6.47 × 6.42 × 3.99 mm
L/W Ratio1.01
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
6.47 mm6.42 mm1.02 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804649463
Side View
Table 55.0%Crown 34.7°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.0%

Caratlytics Score

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A+
Exceptional
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: £1,134 GBP|Low: £165 GBP|High: £1,134 GBP|Avg: £451 GBP
Brilliant Earth
Retailer 2
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Retailer 19
October 29, 2026
Retailer 5£167 GBP
Retailer 6£186 GBP
Retailer 17£194 GBP
Retailer 9£207 GBP
Retailer 18£207 GBP
Retailer 13£330 GBP
Retailer 12£347 GBP
Retailer 19£354 GBP
Retailer 14£355 GBP
Retailer 3£382 GBP
Retailer 2£383 GBP
Retailer 4£394 GBP
Retailer 8£560 GBP
Retailer 11£665 GBP
Retailer 16£667 GBP
Retailer 7£704 GBP
Retailer 10£712 GBP
Retailer 15£830 GBP
Brilliant Earth£1,134 GBP

30 data points across 19 retailers

19 retailers£167 GBP to £1,134 GBP

A+
Cheapest Retailer
-
£167 GBP
$222 USD
A
Retailer 2
-
£186 GBP
$248 USD
View
Final sale: no returns
A
Retailer 3
-
£194 GBP
$258 USD
View
A
Retailer 4
-
£207 GBP
$275 USD
View
A
Retailer 5
-
£207 GBP
$275 USD
View
A
Retailer 6
-
£330 GBP
View
A
Retailer 7
-
£347 GBP
€440 EUR
View
A
Retailer 8
-
£354 GBP
$471 USD
View
A
Retailer 9
-
£355 GBP
ZAR 7,642 ZAR
View
A
Retailer 10
-
£382 GBP
$509 USD
View
A
Retailer 11
-
£383 GBP
View
A
Retailer 12
-
£394 GBP
$525 USD
View
B+
Retailer 13
-
£560 GBP
SGD 1,008 SGD
View
B+
Retailer 14
-
£665 GBP
$885 USD
View
B+
Retailer 15
-
£667 GBP
$888 USD
View
B+
Retailer 16
-
£704 GBP
$938 USD
View
B+
Retailer 17
-
£712 GBP
$948 USD
View
B+
Retailer 18
-
£830 GBP
View
Most Expensive
B
Brilliant Earth
21420177A · Oct 29
£1,134 GBP
$1,510 USD
View
18 more retailers have this diamond
Prices start from £167 GBPSave up to £967 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
£167 GBP