Round|Lab Grown|IGI

3.05ct D VS1 Round Lab Grown Diamond

EX • D/VS1 • IGI LG828648267

Shape and cutting style on the report: Round brilliant

Certificate IGI LG828648267

Diamond specifications and retailer prices

From £408 GBP
$547 USD
As of October 26, 2026
Save £1,716 GBP (81%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £5,194 GBP at Brilliant Earth · As of October 25, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG828648267 or 828648267. Listed at 23 retailers as of October 26, 2026, with a 420% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828648267
Dimensions9.47 × 9.44 × 5.58 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.47 mm9.44 mm3.05 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828648267
Side View
Table 58.0%Crown 32.4°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 59.1%

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: Oct 26
Current: £5,194 GBP|Low: £399 GBP|High: £5,194 GBP|Avg: £1,163 GBP
Brilliant Earth
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October 30, 2026
Retailer 10£408 GBP
Retailer 5£457 GBP
Retailer 12£457 GBP
Retailer 4£506 GBP
Retailer 16£514 GBP
Retailer 20£608 GBP
Retailer 2£650 GBP
Retailer 22£713 GBP
Retailer 6£781 GBP
Retailer 13£784 GBP
Retailer 14£834 GBP
Retailer 15£1,076 GBP
Retailer 23£1,083 GBP
Retailer 11£1,094 GBP
Retailer 19£1,099 GBP
Retailer 21£1,306 GBP
Retailer 3£1,331 GBP
Retailer 17£1,501 GBP
Retailer 9£1,629 GBP
Retailer 24£1,642 GBP
Retailer 8£1,701 GBP
Retailer 7£1,717 GBP
Retailer 18£2,124 GBP
Brilliant Earth£5,194 GBP

40 data points across 24 retailers

23 retailers£408 GBP to £2,124 GBP

A
Cheapest Retailer
-
£408 GBP
$547 USD
A
Retailer 2
-
£457 GBP
$612 USD
View
A
Retailer 3
-
£457 GBP
$612 USD
View
Final sale: no returns
A
Retailer 4
-
£506 GBP
$678 USD
View
Retailer 5
-
£514 GBP
$689 USD
View
Price last confirmed 18 days ago
A
Retailer 6
-
£608 GBP
$815 USD
View
A
Retailer 7
-
£650 GBP
View
A
Retailer 8
-
£713 GBP
$956 USD
View
A
Retailer 9
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£781 GBP
$1,046 USD
View
A
Retailer 10
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£784 GBP
View
B+
Retailer 11
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£1,076 GBP
A$2,218 AUD
View
B+
Retailer 12
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£1,083 GBP
$1,451 USD
View
Retailer 13
-
£1,094 GBP
A$2,256 AUD
View
Price last confirmed 10 days ago
B+
Retailer 14
-
£1,099 GBP
ZAR 23,792 ZAR
View
B+
Retailer 15
-
£1,306 GBP
$1,750 USD
View
B+
Retailer 16
-
£1,331 GBP
$1,784 USD
View
Retailer 17
-
£1,501 GBP
View
Price last confirmed 17 days ago
B
Retailer 18
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£1,629 GBP
$2,183 USD
View
B
Retailer 19
-
£1,642 GBP
$2,201 USD
View
B
Retailer 20
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£1,701 GBP
$2,279 USD
View
B
Retailer 21
-
£1,717 GBP
$2,300 USD
View
B
Retailer 22
-
£2,124 GBP
View
Most Expensive
Brilliant Earth
21218232A · Oct 25
£5,194 GBP
$6,960 USD
View
Price under review
22 more retailers have this diamond
Prices start from £408 GBPSave up to £1,716 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
£408 GBP