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Round|Lab Grown|IGI

3.10ct J VS1 Round Lab Grown Diamond

ID • J/VS1 • IGI LG496107388

Shape and cutting style on the report: Round brilliant

Certificate IGI LG496107388

Diamond specifications and retailer prices

From £369 GBP
As of November 5, 2026
Save £1,538 GBP (81%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £1,907 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 3.1ct lab-grown round diamond

This 3.1ct 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 LG496107388 or 496107388. Listed at 21 retailers as of November 1, 2026, with prices from £369 to £1,907, a £1,538 spread on the same certified stone. MOH London lists it at £1,907. 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

3.10
Carat
J
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG496107388
Dimensions9.33 × 9.37 × 5.77 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
9.33 mm9.37 mm3.10 ctJ / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG496107388
Side View
Table 56.5%Crown 35.6°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 61.8%

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: £1,907 GBP|Low: £317 GBP|High: £28,860 GBP|Avg: £1,012 GBP
MOH London
Retailer 2
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Retailer 12
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Retailer 18
November 5, 2026
Retailer 18£369 GBP
Retailer 4£412 GBP
Retailer 7£412 GBP
Retailer 3£457 GBP
Retailer 10£504 GBP
Retailer 16£561 GBP
Retailer 15£613 GBP
Retailer 6£677 GBP
Retailer 12£697 GBP
Retailer 9£872 GBP
Retailer 14£992 GBP
Retailer 17£1,096 GBP
Retailer 8£1,201 GBP
Retailer 11£1,228 GBP
Retailer 2£1,300 GBP
Retailer 5£1,447 GBP
MOH London£1,907 GBP
Retailer 13£28,860 GBP

33 data points across 18 retailers

21 retailers£369 GBP to £1,907 GBP

A
Cheapest Retailer
-
£369 GBP
A
Retailer 2
-
£412 GBP
View
Final sale: no returns
A
Retailer 3
-
£412 GBP
View
A
Retailer 4
-
£457 GBP
View
Retailer 5
-
£457 GBP
View
Price last confirmed 21 days ago
A
Retailer 6
-
£504 GBP
View
A
Retailer 7
-
£561 GBP
View
B+
Retailer 8
-
£613 GBP
View
A
Retailer 9
-
£677 GBP
View
A
Retailer 10
-
£697 GBP
View
B+
Retailer 11
-
£872 GBP
View
B+
Retailer 12
-
£992 GBP
View
B+
Retailer 13
-
£1,082 GBP
View
Retailer 14
-
£1,096 GBP
View
Price last confirmed 9 days ago
B+
Retailer 15
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£1,201 GBP
View
B+
Retailer 16
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£1,228 GBP
View
B
Retailer 17
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£1,300 GBP
View
B
Retailer 18
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£1,300 GBP
View
B
Retailer 19
-
£1,447 GBP
View
Most Expensive
B
MOH London
LG496107388 · Nov 1
£1,907 GBP
View
19 more retailers have this diamond
Prices start from £369 GBPSave up to £1,538 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
3.10ct Round
£369 GBP