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Radiant|Lab Grown|IGI

1.30ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1 • IGI LG852643422

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

Certificate IGI LG852643422

Diamond specifications and retailer prices

From £145 GBP
As of November 2, 2026
Save £692 GBP (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £837 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 1.3ct lab-grown radiant diamond

This 1.3ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG852643422 or 852643422. Listed at 15 retailers as of November 2, 2026, with prices from £145 to £837, a £692 spread on the same certified stone. MOH London lists it at £837. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle53.9°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG852643422
Dimensions7.77 × 5.35 × 3.65 mm
L/W Ratio1.45
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.77 mm5.35 mm1.30 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG852643422
Side View
Table 66.0%Crown 53.9°Girdle: MediumPavilion 39.7°Culet: NoneDepth 68.2%

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 2
Current: £837 GBP|Low: £145 GBP|High: £839 GBP|Avg: £403 GBP|-0.2%
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
Retailer 15
November 5, 2026
Retailer 4£145 GBP
Retailer 12£168 GBP
Retailer 7£199 GBP
Retailer 9£219 GBP
Retailer 5£314 GBP
Retailer 15£365 GBP
Retailer 14£377 GBP
Retailer 8£437 GBP
Retailer 10£539 GBP
Retailer 3£572 GBP
Retailer 11£577 GBP
Retailer 2£579 GBP
Retailer 6£579 GBP
Retailer 13£599 GBP
MOH London£837 GBP

5 data points across 15 retailers

15 retailers£145 GBP to £837 GBP

A
Cheapest Retailer
-
£145 GBP
A
Retailer 2
-
£168 GBP
View
A
Retailer 3
-
£199 GBP
View
A
Retailer 4
-
£219 GBP
View
A
Retailer 5
-
£314 GBP
View
B+
Retailer 6
-
£365 GBP
View
B+
Retailer 7
-
£377 GBP
View
B+
Retailer 8
-
£437 GBP
View
B+
Retailer 9
-
£539 GBP
View
B+
Retailer 10
-
£572 GBP
View
B
Retailer 11
-
£577 GBP
View
B
Retailer 12
-
£579 GBP
View
B
Retailer 13
-
£579 GBP
View
B
Retailer 14
-
£599 GBP
View
Most Expensive
B
MOH London
LG852643422 · Nov 5
£837 GBP
View
14 more retailers have this diamond
Prices start from £145 GBPSave up to £692 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
1.30ct Radiant
£145 GBP