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Radiant|Lab Grown|IGI

3.08ct G IF Radiant Lab Grown Diamond

ID • G/IF • IGI LG625437574

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

Certificate IGI LG625437574

Diamond specifications and retailer prices

From £845 GBP
$1,133 USD
As of November 2, 2026
Save £3,420 GBP (80%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: £4,265 GBP at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 3.08ct lab-grown radiant diamond

This 3.08ct lab-grown radiant sits in the three to five carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG625437574 or 625437574. Listed at 27 retailers as of November 2, 2026, with prices from £845 to £4,265, a £3,420 spread on the same certified stone. Brilliant Earth lists it at £4,265. 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

3.08
Carat
G
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.8°
Pavilion angle33.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG625437574
Dimensions10.64 × 7.14 × 4.62 mm
L/W Ratio1.49
Culet sizePointed
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
10.64 mm7.14 mm3.08 ctG / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG625437574
Side View
Table 67.0%Crown 44.8°Girdle: Slightly ThickPavilion 33.8°Culet: NoneDepth 64.7%

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: Nov 2
Current: £4,265 GBP|Low: £845 GBP|High: £4,265 GBP|Avg: £2,165 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
Retailer 14
Retailer 15
November 3, 2026
Retailer 13£845 GBP
Retailer 3£1,074 GBP
Retailer 12£1,111 GBP
Retailer 5£1,171 GBP
Retailer 8£1,421 GBP
Retailer 14£1,473 GBP
Retailer 10£1,565 GBP
Retailer 2£2,279 GBP
Retailer 11£2,472 GBP
Retailer 7£2,526 GBP
Retailer 6£2,705 GBP
Retailer 15£2,839 GBP
Retailer 9£3,150 GBP
Retailer 4£3,448 GBP
Brilliant Earth£4,265 GBP

44 data points across 15 retailers

27 retailers£845 GBP to £4,265 GBP

A
Cheapest Retailer
-
£845 GBP
$1,133 USD
Retailer 2
-
£845 GBP
$1,133 USD
View
Price last confirmed 26 days ago
Retailer 3
-
£845 GBP
$1,133 USD
View
Price last confirmed 34 days ago
Retailer 4
-
£919 GBP
$1,233 USD
View
Price last confirmed 37 days ago
Retailer 5
-
£967 GBP
$1,297 USD
View
Price last confirmed 37 days ago
Retailer 6
-
£981 GBP
$1,315 USD
View
Price last confirmed 31 days ago
A
Retailer 7
-
£1,074 GBP
$1,440 USD
View
Final sale: no returns
A
Retailer 8
-
£1,111 GBP
$1,490 USD
View
A
Retailer 9
-
£1,171 GBP
$1,570 USD
View
A
Retailer 10
-
£1,193 GBP
HK$12,500 HKD
View
A
Retailer 11
-
£1,421 GBP
View
A
Retailer 12
-
£1,473 GBP
$1,975 USD
View
A
Retailer 13
-
£1,565 GBP
€1,999 EUR
View
A
Retailer 14
-
£1,837 GBP
$2,464 USD
View
Retailer 15
-
£1,837 GBP
$2,464 USD
View
Price last confirmed 33 days ago
Retailer 16
-
£1,837 GBP
$2,464 USD
View
Price last confirmed 24 days ago
B+
Retailer 17
-
£1,932 GBP
$2,591 USD
View
B+
Retailer 18
-
£2,279 GBP
ZAR 49,366 ZAR
View
B+
Retailer 19
-
£2,472 GBP
$3,315 USD
View
B+
Retailer 20
-
£2,526 GBP
$3,388 USD
View
B+
Retailer 21
-
£2,705 GBP
View
B+
Retailer 22
-
£2,839 GBP
$3,807 USD
View
B+
Retailer 23
-
£3,150 GBP
View
B
Retailer 24
-
£3,430 GBP
$4,600 USD
View
B
Retailer 25
-
£3,448 GBP
SGD 6,248 SGD
View
Retailer 26
-
£3,955 GBP
$5,304 USD
View
Price last confirmed 91 days ago
Most Expensive
B
Brilliant Earth
9821828A · Nov 2
£4,265 GBP
$5,720 USD
View
26 more retailers have this diamond
Prices start from £845 GBPSave up to £3,420 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
3.08ct Radiant
£845 GBP