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Round|Lab Grown|IGI

3.07ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG779609450

Shape and cutting style on the report: Round brilliant

Certificate IGI LG779609450

Diamond specifications and retailer prices

From £534 GBP
$716 USD
As of October 29, 2026
Save £6,436 GBP (92%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £6,971 GBP at Brilliant Earth · As of October 27, 2026
View at Brilliant Earth

About this 3.07ct lab-grown round diamond

This 3.07ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG779609450 or 779609450. Listed at 22 retailers as of October 27, 2026, with prices from £534 to £6,971, a £6,436 spread on the same certified stone. Brilliant Earth lists it at £6,971. 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

3.07
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG779609450
Dimensions9.35 × 9.40 × 5.66 mm
L/W Ratio1.01
Girdle conditionFaceted
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
9.35 mm9.40 mm3.07 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG779609450
Side View
Table 59.0%Crown 34.3°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.4%

Caratlytics Score

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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: £6,971 GBP|Low: £534 GBP|High: £9,247 GBP|Avg: £1,849 GBP|-24.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
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Retailer 6
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Retailer 11
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Retailer 17
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Retailer 22
October 31, 2026
Retailer 12£534 GBP
Retailer 9£581 GBP
Retailer 3£620 GBP
Retailer 5£754 GBP
Retailer 17£758 GBP
Retailer 22£902 GBP
Retailer 11£933 GBP
Retailer 16£964 GBP
Retailer 19£987 GBP
Retailer 18£991 GBP
Retailer 13£1,378 GBP
Retailer 2£1,400 GBP
Retailer 21£1,439 GBP
Retailer 10£1,576 GBP
Retailer 6£1,584 GBP
Retailer 7£1,743 GBP
Retailer 8£2,115 GBP
Retailer 4£2,120 GBP
Retailer 14£2,137 GBP
Retailer 20£2,447 GBP
Retailer 15£4,427 GBP
Brilliant Earth£6,971 GBP

7 data points across 22 retailers

22 retailers£534 GBP to £6,971 GBP

A
Cheapest Retailer
-
£534 GBP
$716 USD
A
Retailer 2
-
£581 GBP
$779 USD
View
A
Retailer 3
-
£620 GBP
$831 USD
View
A
Retailer 4
-
£754 GBP
$1,010 USD
View
A
Retailer 5
-
£758 GBP
View
A
Retailer 6
-
£902 GBP
$1,208 USD
View
A
Retailer 7
-
£933 GBP
$1,250 USD
View
A
Retailer 8
-
£964 GBP
$1,292 USD
View
Final sale: no returns
A
Retailer 9
-
£987 GBP
€1,259 EUR
View
A
Retailer 10
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£991 GBP
View
A
Retailer 11
-
£1,378 GBP
$1,846 USD
View
A
Retailer 12
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£1,400 GBP
A$2,886 AUD
View
A
Retailer 13
-
£1,439 GBP
ZAR 31,159 ZAR
View
A
Retailer 14
-
£1,576 GBP
$2,112 USD
View
A
Retailer 15
-
£1,584 GBP
$2,123 USD
View
A
Retailer 16
-
£1,743 GBP
$2,336 USD
View
A
Retailer 17
-
£2,009 GBP
$2,692 USD
View
B+
Retailer 18
-
£2,115 GBP
$2,834 USD
View
B+
Retailer 19
-
£2,120 GBP
$2,841 USD
View
B+
Retailer 20
-
£2,137 GBP
$2,864 USD
View
B+
Retailer 21
-
£2,447 GBP
View
Most Expensive
B
Brilliant Earth
18050676A · Oct 27
£6,971 GBP
$9,340 USD
View
21 more retailers have this diamond
Prices start from £534 GBPSave up to £6,436 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
3.07ct Round
£534 GBP