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Round|Lab Grown|IGI

3.05ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG807625456

Shape and cutting style on the report: Round brilliant

Certificate IGI LG807625456

Diamond specifications and retailer prices

From £1,127 GBP
$1,501 USD
As of October 29, 2026
Save £8,282 GBP (88%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £9,409 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 E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG807625456 or 807625456. Listed at 23 retailers as of October 29, 2026, with prices from £1,127 to £9,409, a £8,282 spread on the same certified stone. Brilliant Earth lists it at £9,409. 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
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG807625456
Dimensions9.30 × 9.26 × 5.78 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
9.30 mm9.26 mm3.05 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG807625456
Side View
Table 57.0%Crown 35.1°Girdle: MediumPavilion 41.3°Culet: NoneDepth 62.3%

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: £9,409 GBP|Low: £1,082 GBP|High: £9,409 GBP|Avg: £2,727 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
October 29, 2026
Retailer 13£1,127 GBP
Retailer 12£1,226 GBP
Retailer 3£1,307 GBP
Retailer 8£1,604 GBP
Retailer 10£1,776 GBP
Retailer 7£1,834 GBP
Retailer 5£1,870 GBP
Retailer 4£2,312 GBP
Retailer 14£2,451 GBP
Retailer 9£2,453 GBP
Retailer 2£3,036 GBP
Retailer 6£3,357 GBP
Retailer 11£3,739 GBP
Brilliant Earth£9,409 GBP

33 data points across 14 retailers

23 retailers£1,127 GBP to £9,409 GBP

A
Cheapest Retailer
-
£1,127 GBP
$1,501 USD
A
Retailer 2
-
£1,226 GBP
$1,633 USD
View
A
Retailer 3
-
£1,262 GBP
$1,680 USD
View
Final sale: no returns
A
Retailer 4
-
£1,307 GBP
$1,741 USD
View
A
Retailer 5
-
£1,307 GBP
$1,741 USD
View
Price last confirmed 16 days ago
A
Retailer 6
-
£1,466 GBP
$1,952 USD
View
A
Retailer 7
-
£1,604 GBP
View
A
Retailer 8
-
£1,774 GBP
$2,362 USD
View
A
Retailer 9
-
£1,776 GBP
$2,365 USD
View
A
Retailer 10
-
£1,834 GBP
View
A
Retailer 11
-
£1,870 GBP
$2,490 USD
View
B+
Retailer 12
-
£2,303 GBP
A$4,718 AUD
View
B+
Retailer 13
-
£2,312 GBP
$3,079 USD
View
B+
Retailer 14
-
£2,451 GBP
$3,264 USD
View
B+
Retailer 15
-
£2,453 GBP
€3,111 EUR
View
B+
Retailer 16
-
£3,036 GBP
ZAR 65,320 ZAR
View
B+
Retailer 17
-
£3,357 GBP
$4,471 USD
View
B+
Retailer 18
-
£3,524 GBP
$4,693 USD
View
B+
Retailer 19
-
£3,739 GBP
View
B+
Retailer 20
-
£4,014 GBP
$5,345 USD
View
B
Retailer 21
-
£4,372 GBP
SGD 7,867 SGD
View
B
Retailer 22
-
£4,598 GBP
$6,123 USD
View
Most Expensive
B
Brilliant Earth
20701878A · Oct 29
£9,409 GBP
$12,530 USD
View
22 more retailers have this diamond
Prices start from £1,127 GBPSave up to £8,282 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
£1,127 GBP