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Radiant|Lab Grown|IGI

1.58ct I VS1 Radiant Lab Grown Diamond

EX • I/VS1 • IGI LG838648246

Shape and cutting style on the report: Cut cornered rectangular mixed cut

Certificate IGI LG838648246

Diamond specifications and retailer prices

From £410 GBP
$550 USD
As of October 31, 2026
Save £1,071 GBP (72%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £1,481 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.58ct lab-grown radiant diamond

This 1.58ct lab-grown radiant sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG838648246 or 838648246. Listed at 5 retailers as of October 31, 2026, with prices from £410 to £1,481, a £1,071 spread on the same certified stone. MOH London lists it at £1,481. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.58
Carat
I
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.5°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838648246
Dimensions8.16 × 5.48 × 3.72 mm
L/W Ratio1.49
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.16 mm5.48 mm1.58 ctI / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838648246
Side View
Table 64.0%Crown 38.5°Girdle: ThickPavilion 37.3°Culet: NoneDepth 67.9%

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: Oct 31
Current: £1,481 GBP|Low: £410 GBP|High: £1,481 GBP|Avg: £888 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 4£410 GBP
Retailer 2£509 GBP
Retailer 3£561 GBP
Retailer 5£1,245 GBP
MOH London£1,481 GBP

3 data points across 5 retailers

5 retailers£410 GBP to £1,481 GBP

A
Cheapest Retailer
-
£410 GBP
$550 USD
B+
Retailer 2
-
£509 GBP
$682 USD
View
B+
Retailer 3
-
£561 GBP
$752 USD
View
B
Retailer 4
-
£1,245 GBP
$1,668 USD
View
Most Expensive
B
MOH London
LG838648246 · Nov 1
£1,481 GBP
View
4 more retailers have this diamond
Prices start from £410 GBPSave up to £1,071 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
1.58ct Radiant
£410 GBP