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Round|Lab Grown|IGI

3.05ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG807625502

Shape and cutting style on the report: Round brilliant

Certificate IGI LG807625502

Diamond specifications and retailer prices

From £1,552 GBP
$2,079 USD
As of October 29, 2026
Save £10,390 GBP (87%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £11,941 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.05ct lab-grown round diamond

This 3.05ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG807625502 or 807625502. Listed at 21 retailers as of October 29, 2026, with prices from £1,552 to £11,941, a £10,390 spread on the same certified stone. Brilliant Earth lists it at £11,941. 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
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG807625502
Dimensions9.32 × 9.28 × 5.70 mm
L/W Ratio1.00
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
9.32 mm9.28 mm3.05 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG807625502
Side View
Table 57.0%Crown 33.8°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.4%

Caratlytics Score

How it works →
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: £11,941 GBP|Low: £1,490 GBP|High: £11,941 GBP|Avg: £3,505 GBP
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
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Retailer 18
October 30, 2026
Retailer 17£1,552 GBP
Retailer 15£1,688 GBP
Retailer 7£1,737 GBP
Retailer 4£1,799 GBP
Retailer 10£1,892 GBP
Retailer 13£2,049 GBP
Retailer 3£2,152 GBP
Retailer 2£2,466 GBP
Retailer 18£2,474 GBP
Retailer 8£2,564 GBP
Retailer 5£2,620 GBP
Retailer 12£2,713 GBP
Retailer 11£4,179 GBP
Retailer 16£4,630 GBP
Retailer 14£4,889 GBP
Retailer 6£5,365 GBP
Retailer 9£5,994 GBP
Brilliant Earth£11,941 GBP

38 data points across 18 retailers

21 retailers£1,552 GBP to £11,941 GBP

A
Cheapest Retailer
-
£1,552 GBP
$2,079 USD
A
Retailer 2
-
£1,688 GBP
$2,262 USD
View
A
Retailer 3
-
£1,737 GBP
$2,328 USD
View
Final sale: no returns
A
Retailer 4
-
£1,799 GBP
$2,411 USD
View
Retailer 5
-
£1,799 GBP
$2,411 USD
View
Price last confirmed 19 days ago
A
Retailer 6
-
£1,892 GBP
$2,535 USD
View
A
Retailer 7
-
£2,047 GBP
$2,743 USD
View
B+
Retailer 8
-
£2,049 GBP
$2,745 USD
View
Retailer 9
-
£2,152 GBP
View
Price last confirmed 13 days ago
B+
Retailer 10
-
£2,466 GBP
View
B+
Retailer 11
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£2,474 GBP
$3,315 USD
View
B+
Retailer 12
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£2,564 GBP
$3,435 USD
View
B+
Retailer 13
-
£2,620 GBP
$3,511 USD
View
B+
Retailer 14
-
£2,713 GBP
€3,462 EUR
View
B+
Retailer 15
-
£4,179 GBP
ZAR 90,460 ZAR
View
B+
Retailer 16
-
£4,630 GBP
$6,204 USD
View
B+
Retailer 17
-
£4,889 GBP
View
B
Retailer 18
-
£5,365 GBP
$7,189 USD
View
B
Retailer 19
-
£5,994 GBP
SGD 10,854 SGD
View
B
Retailer 20
-
£6,295 GBP
$8,434 USD
View
Most Expensive
B
Brilliant Earth
20308080A · Oct 29
£11,941 GBP
$16,000 USD
View
20 more retailers have this diamond
Prices start from £1,552 GBPSave up to £10,390 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 Round
£1,552 GBP