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Radiant|Lab Grown|IGI

3.05ct F IF Radiant Lab Grown Diamond

ID • F/IF • IGI LG724518789

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG724518789

Diamond specifications and retailer prices

From £1,040 GBP
$1,395 USD
As of November 2, 2026
Save £5,824 GBP (85%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £6,863 GBP at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 3.05ct lab-grown radiant diamond

This 3.05ct lab-grown radiant sits in the three to five carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG724518789 or 724518789. Listed at 25 retailers as of November 2, 2026, with prices from £1,040 to £6,863, a £5,824 spread on the same certified stone. Brilliant Earth lists it at £6,863. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.05
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.6°
Pavilion angle33.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG724518789
Dimensions10.77 × 7.33 × 4.61 mm
L/W Ratio1.47
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.77 mm7.33 mm3.05 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG724518789
Side View
Table 62.0%Crown 38.6°Girdle: MED-STKPavilion 33.1°Culet: NoneDepth 62.9%

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: Nov 2
Current: £6,863 GBP|Low: £998 GBP|High: £6,863 GBP|Avg: £2,553 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 2, 2026
Retailer 5£1,040 GBP
Retailer 10£1,131 GBP
Retailer 6£1,206 GBP
Retailer 4£1,334 GBP
Retailer 14£1,702 GBP
Retailer 13£1,904 GBP
Retailer 2£2,040 GBP
Retailer 12£2,116 GBP
Retailer 18£2,203 GBP
Retailer 8£2,261 GBP
Retailer 9£2,344 GBP
Retailer 16£2,724 GBP
Retailer 19£2,800 GBP
Retailer 3£3,052 GBP
Retailer 7£3,251 GBP
Retailer 17£3,389 GBP
Retailer 15£3,444 GBP
Retailer 11£4,074 GBP
Brilliant Earth£6,863 GBP

40 data points across 19 retailers

25 retailers£1,040 GBP to £6,863 GBP

A
Cheapest Retailer
-
£1,040 GBP
$1,395 USD
A
Retailer 2
-
£1,131 GBP
$1,518 USD
View
A
Retailer 3
-
£1,164 GBP
$1,562 USD
View
Final sale: no returns
A
Retailer 4
-
£1,206 GBP
$1,618 USD
View
A
Retailer 5
-
£1,334 GBP
$1,790 USD
View
A
Retailer 6
-
£1,370 GBP
$1,839 USD
View
A
Retailer 7
-
£1,412 GBP
HK$14,800 HKD
View
A
Retailer 8
-
£1,702 GBP
View
A
Retailer 9
-
£1,904 GBP
$2,555 USD
View
B+
Retailer 10
-
£2,040 GBP
$2,737 USD
View
B+
Retailer 11
-
£2,116 GBP
€2,704 EUR
View
B+
Retailer 12
-
£2,203 GBP
A$4,548 AUD
View
B+
Retailer 13
-
£2,261 GBP
$3,034 USD
View
B+
Retailer 14
-
£2,344 GBP
$3,145 USD
View
B+
Retailer 15
-
£2,724 GBP
A$5,623 AUD
View
B+
Retailer 16
-
£2,800 GBP
ZAR 60,712 ZAR
View
B+
Retailer 17
-
£2,907 GBP
View
B+
Retailer 18
-
£3,052 GBP
$4,095 USD
View
B
Retailer 19
-
£3,251 GBP
$4,362 USD
View
B+
Retailer 20
-
£3,389 GBP
A$6,996 AUD
View
B+
Retailer 21
-
£3,444 GBP
View
B
Retailer 22
-
£3,732 GBP
$5,008 USD
View
B
Retailer 23
-
£4,074 GBP
SGD 7,388 SGD
View
B
Retailer 24
-
£4,241 GBP
$5,692 USD
View
Most Expensive
B
Brilliant Earth
15520094A · Nov 2
£6,863 GBP
$9,210 USD
View
24 more retailers have this diamond
Prices start from £1,040 GBPSave up to £5,824 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
3.05ct Radiant
£1,040 GBP