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Round|Lab Grown|IGI

3.05ct E VS1 Round Lab Grown Diamond

ID • E/VS1 • IGI LG842637429

Shape and cutting style on the report: Round brilliant

Certificate IGI LG842637429

Diamond specifications and retailer prices

From £315 GBP
$420 USD
As of October 29, 2026
Save £2,861 GBP (90%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £3,176 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG842637429 or 842637429. Listed at 23 retailers as of October 29, 2026, with prices from £315 to £3,176, a £2,861 spread on the same certified stone. Brilliant Earth lists it at £3,176. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842637429
Dimensions9.32 × 9.27 × 5.71 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.32 mm9.27 mm3.05 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842637429
Side View
Table 57.0%Crown 34°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.3%

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: £3,176 GBP|Low: £315 GBP|High: £4,183 GBP|Avg: £1,247 GBP|-24.1%
Brilliant Earth
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October 30, 2026
Retailer 23£315 GBP
Retailer 16£352 GBP
Retailer 10£353 GBP
Retailer 4£390 GBP
Retailer 5£390 GBP
Retailer 20£518 GBP
Retailer 24£518 GBP
Retailer 2£554 GBP
Retailer 7£674 GBP
Retailer 13£712 GBP
Retailer 3£728 GBP
Retailer 18£911 GBP
Retailer 19£936 GBP
Retailer 21£952 GBP
Retailer 15£1,200 GBP
Retailer 8£1,386 GBP
Retailer 6£1,415 GBP
Retailer 12£1,461 GBP
Retailer 9£1,497 GBP
Retailer 22£1,586 GBP
Retailer 14£1,732 GBP
Retailer 11£2,403 GBP
Retailer 17£2,674 GBP
Brilliant Earth£3,176 GBP

16 data points across 24 retailers

23 retailers£315 GBP to £3,176 GBP

A
Cheapest Retailer
-
£315 GBP
$420 USD
A
Retailer 2
-
£352 GBP
$469 USD
View
Final sale: no returns
A
Retailer 3
-
£353 GBP
$470 USD
View
A
Retailer 4
-
£390 GBP
$520 USD
View
A
Retailer 5
-
£390 GBP
$520 USD
View
B+
Retailer 6
-
£518 GBP
$690 USD
View
A
Retailer 7
-
£518 GBP
$690 USD
View
A
Retailer 8
-
£554 GBP
View
A
Retailer 9
-
£674 GBP
$897 USD
View
A
Retailer 10
-
£712 GBP
View
A
Retailer 11
-
£728 GBP
$969 USD
View
A
Retailer 12
-
£911 GBP
A$1,866 AUD
View
A
Retailer 13
-
£936 GBP
ZAR 20,137 ZAR
View
A
Retailer 14
-
£952 GBP
$1,268 USD
View
B+
Retailer 15
-
£1,200 GBP
CA$2,219 CAD
View
B+
Retailer 16
-
£1,386 GBP
$1,846 USD
View
B+
Retailer 17
-
£1,415 GBP
$1,884 USD
View
B+
Retailer 18
-
£1,461 GBP
$1,945 USD
View
B+
Retailer 19
-
£1,497 GBP
$1,993 USD
View
B+
Retailer 20
-
£1,586 GBP
View
B
Retailer 21
-
£1,732 GBP
$2,306 USD
View
B
Retailer 22
-
£2,403 GBP
$3,200 USD
View
Most Expensive
B
Brilliant Earth
21833645Y · Oct 29
£3,176 GBP
$4,230 USD
View
22 more retailers have this diamond
Prices start from £315 GBPSave up to £2,861 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
£315 GBP