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Round|Lab Grown|IGI

3.05ct J VS1 Round Lab Grown Diamond

EX • J/VS1 • IGI LG488147074

Shape and cutting style on the report: Round brilliant

Certificate IGI LG488147074

Diamond specifications and retailer prices

From £322 GBP
As of November 5, 2026
Save £1,143 GBP (78%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £1,465 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 3.05ct lab-grown round diamond

This 3.05ct lab-grown round sits in the three to five carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG488147074 or 488147074. Listed at 20 retailers as of November 5, 2026, with prices from £322 to £1,465, a £1,143 spread on the same certified stone. MOH London lists it at £1,465. 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
J
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle32.1°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG488147074
Dimensions9.39 × 9.41 × 5.60 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.39 mm9.41 mm3.05 ctJ / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG488147074
Side View
Table 58.5%Crown 32.1°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 59.6%

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: Nov 5
Current: £1,465 GBP|Low: £310 GBP|High: £1,487 GBP|Avg: £781 GBP|-1.5%
MOH London
Retailer 2
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Retailer 11
Retailer 12
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Retailer 15
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Retailer 18
Retailer 19
November 5, 2026
Retailer 18£322 GBP
Retailer 5£361 GBP
Retailer 7£361 GBP
Retailer 8£400 GBP
Retailer 19£400 GBP
Retailer 11£437 GBP
Retailer 17£509 GBP
Retailer 16£535 GBP
Retailer 4£623 GBP
Retailer 14£635 GBP
Retailer 9£833 GBP
Retailer 15£871 GBP
Retailer 12£1,014 GBP
Retailer 13£1,122 GBP
Retailer 3£1,265 GBP
Retailer 2£1,271 GBP
Retailer 6£1,285 GBP
Retailer 10£1,309 GBP
MOH London£1,465 GBP

33 data points across 19 retailers

20 retailers£322 GBP to £1,465 GBP

A
Cheapest Retailer
-
£322 GBP
A
Retailer 2
-
£361 GBP
View
Final sale: no returns
A
Retailer 3
-
£361 GBP
View
A
Retailer 4
-
£400 GBP
View
Retailer 5
-
£400 GBP
View
Price last confirmed 12 days ago
A
Retailer 6
-
£437 GBP
View
A
Retailer 7
-
£509 GBP
View
B+
Retailer 8
-
£535 GBP
View
B+
Retailer 9
-
£623 GBP
View
A
Retailer 10
-
£635 GBP
View
B+
Retailer 11
-
£833 GBP
View
B+
Retailer 12
-
£871 GBP
View
B+
Retailer 13
-
£979 GBP
View
B+
Retailer 14
-
£1,014 GBP
View
B
Retailer 15
-
£1,122 GBP
View
B
Retailer 16
-
£1,265 GBP
View
B
Retailer 17
-
£1,271 GBP
View
B
Retailer 18
-
£1,285 GBP
View
B
Retailer 19
-
£1,309 GBP
View
Most Expensive
B
MOH London
LG488147074 · Nov 5
£1,465 GBP
View
19 more retailers have this diamond
Prices start from £322 GBPSave up to £1,143 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
£322 GBP