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Round|Lab Grown|IGI

3.05ct J VS1 Round Lab Grown Diamond

EX • J/VS1 • IGI LG483113328

Shape and cutting style on the report: Round brilliant

Certificate IGI LG483113328

Diamond specifications and retailer prices

From £363 GBP
As of November 5, 2026
Save £1,516 GBP (81%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £1,879 GBP at MOH London · As of November 3, 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 LG483113328 or 483113328. Listed at 18 retailers as of November 3, 2026, with prices from £363 to £1,879, a £1,516 spread on the same certified stone. MOH London lists it at £1,879. 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
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG483113328
Dimensions9.17 × 9.21 × 5.81 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
9.17 mm9.21 mm3.05 ctJ / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG483113328
Side View
Table 57.0%Crown 35.8°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 63.2%

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: Nov 5
Current: £1,879 GBP|Low: £348 GBP|High: £1,900 GBP|Avg: £849 GBP|-1.0%
MOH London
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
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Retailer 16
November 5, 2026
Retailer 15£363 GBP
Retailer 5£406 GBP
Retailer 7£450 GBP
Retailer 16£450 GBP
Retailer 14£554 GBP
Retailer 13£603 GBP
Retailer 4£669 GBP
Retailer 10£688 GBP
Retailer 2£821 GBP
Retailer 8£846 GBP
Retailer 11£976 GBP
Retailer 12£1,064 GBP
Retailer 6£1,184 GBP
Retailer 9£1,278 GBP
Retailer 3£1,425 GBP
MOH London£1,879 GBP

40 data points across 16 retailers

18 retailers£363 GBP to £1,879 GBP

A
Cheapest Retailer
-
£363 GBP
A
Retailer 2
-
£406 GBP
View
A
Retailer 3
-
£450 GBP
View
Retailer 4
-
£450 GBP
View
Price last confirmed 21 days ago
A
Retailer 5
-
£494 GBP
View
A
Retailer 6
-
£554 GBP
View
B+
Retailer 7
-
£603 GBP
View
A
Retailer 8
-
£669 GBP
View
A
Retailer 9
-
£688 GBP
View
A
Retailer 10
-
£821 GBP
View
B+
Retailer 11
-
£846 GBP
View
B+
Retailer 12
-
£976 GBP
View
B+
Retailer 13
-
£1,064 GBP
View
B+
Retailer 14
-
£1,184 GBP
View
B
Retailer 15
-
£1,278 GBP
View
B
Retailer 16
-
£1,425 GBP
View
B
Retailer 17
-
£1,467 GBP
View
Most Expensive
B
MOH London
LG483113328 · Nov 3
£1,879 GBP
View
17 more retailers have this diamond
Prices start from £363 GBPSave up to £1,516 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
£363 GBP