Radiant|Lab Grown|IGI

1.31ct I VS2 Radiant Lab Grown Diamond

VG • I/VS2 • IGI LG593372670

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG593372670

Diamond specifications and retailer prices

From £227 GBP
$305 USD
As of November 1, 2026
Save £620 GBP (73%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £847 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.31ct lab-grown radiant diamond

This 1.31ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG593372670 or 593372670. Listed at 5 retailers as of November 1, 2026, with prices from £227 to £847, a £620 spread on the same certified stone. MOH London lists it at £847. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.31
Carat
I
Colour
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle43°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG593372670
Dimensions7.39 × 5.49 × 3.82 mm
L/W Ratio1.35
Culet sizeAbraded
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment.
Top View
7.39 mm5.49 mm1.31 ctI / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG593372670
Side View
Table 65.0%Crown 43°Girdle: ThickPavilion 38°Culet: ABRDepth 69.6%

Caratlytics Score

How it works →
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 1
Current: £847 GBP|Low: £227 GBP|High: £857 GBP|Avg: £498 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 4£227 GBP
Retailer 2£291 GBP
Retailer 3£352 GBP
Retailer 6£559 GBP
Retailer 5£711 GBP
MOH London£847 GBP

10 data points across 6 retailers

5 retailers£227 GBP to £847 GBP

A
Cheapest Retailer
-
£227 GBP
$305 USD
B
Retailer 2
-
£291 GBP
$391 USD
View
B+
Retailer 3
-
£352 GBP
$472 USD
View
Retailer 4
-
£711 GBP
$955 USD
View
Price last confirmed 15 days ago
Most Expensive
B
MOH London
LG593372670 · Nov 1
£847 GBP
View
4 more retailers have this diamond
Prices start from £227 GBPSave up to £620 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
1.31ct Radiant
£227 GBP