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Round|Lab Grown|IGI

3.17ct J VS2 Round Lab Grown Diamond

ID • J/VS2 • IGI LG508124172

Shape and cutting style on the report: Round brilliant

Certificate IGI LG508124172

Diamond specifications and retailer prices

From £539 GBP
As of November 5, 2026
Save £1,914 GBP (78%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £2,452 GBP at MOH London · As of November 3, 2026
View at MOH London

About this 3.17ct lab-grown round diamond

This 3.17ct lab-grown round sits in the three to five carat band, graded J colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG508124172 or 508124172. Listed at 15 retailers as of November 3, 2026, with prices from £539 to £2,452, a £1,914 spread on the same certified stone. MOH London lists it at £2,452. 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

3.17
Carat
J
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG508124172
Dimensions9.46 × 9.43 × 5.76 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
9.46 mm9.43 mm3.17 ctJ / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG508124172
Side View
Table 59.0%Crown 34.3°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.0%

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: £2,452 GBP|Low: £539 GBP|High: £2,483 GBP|Avg: £1,278 GBP|-1.1%
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
November 1, 2026
Retailer 9£539 GBP
Retailer 11£603 GBP
Retailer 3£722 GBP
Retailer 6£754 GBP
Retailer 10£851 GBP
Retailer 8£1,013 GBP
Retailer 12£1,147 GBP
Retailer 4£1,172 GBP
Retailer 5£1,253 GBP
Retailer 2£1,263 GBP
Retailer 7£1,538 GBP
Retailer 13£2,152 GBP
MOH London£2,452 GBP

19 data points across 13 retailers

15 retailers£539 GBP to £2,452 GBP

A
Cheapest Retailer
-
£539 GBP
A
Retailer 2
-
£585 GBP
View
A
Retailer 3
-
£603 GBP
View
Final sale: no returns
A
Retailer 4
-
£625 GBP
View
Retailer 5
-
£625 GBP
View
Price last confirmed 20 days ago
A
Retailer 6
-
£722 GBP
View
A
Retailer 7
-
£754 GBP
View
B+
Retailer 8
-
£851 GBP
View
B+
Retailer 9
-
£1,013 GBP
View
B
Retailer 10
-
£1,147 GBP
View
B+
Retailer 11
-
£1,263 GBP
View
B
Retailer 12
-
£1,538 GBP
View
B
Retailer 13
-
£1,756 GBP
View
B
Retailer 14
-
£2,152 GBP
View
Most Expensive
B
MOH London
LG508124172 · Nov 3
£2,452 GBP
View
14 more retailers have this diamond
Prices start from £539 GBPSave up to £1,914 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
3.17ct Round
£539 GBP