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Radiant|Lab Grown|IGI

0.63ct H VS1 Radiant Lab Grown Diamond

ID • H/VS1 • IGI LG579379425

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

Certificate IGI LG579379425

Diamond specifications and retailer prices

From £86 GBP
As of November 4, 2026
Save £797 GBP (90%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £883 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 0.63ct lab-grown radiant diamond

This 0.63ct lab-grown radiant sits in the half to three-quarter carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG579379425 or 579379425. Listed at 20 retailers as of November 4, 2026, with prices from £86 to £883, a £797 spread on the same certified stone. MOH London lists it at £883. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.63
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG579379425
Dimensions6.12 × 4.23 × 2.83 mm
L/W Ratio1.45
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
6.12 mm4.23 mm0.63 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG579379425
Side View
Table 62.0%Crown 40°Girdle: MED-STKPavilion 35°Culet: NoneDepth 66.9%

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 4
Current: £883 GBP|Low: £82 GBP|High: £919 GBP|Avg: £295 GBP|-3.8%
MOH London
Retailer 2
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November 5, 2026
Retailer 4£86 GBP
Retailer 19£99 GBP
Retailer 3£113 GBP
Retailer 5£113 GBP
Retailer 18£144 GBP
Retailer 12£193 GBP
Retailer 13£193 GBP
Retailer 15£231 GBP
Retailer 16£241 GBP
Retailer 14£259 GBP
Retailer 2£270 GBP
Retailer 9£317 GBP
Retailer 6£335 GBP
Retailer 7£341 GBP
Retailer 11£359 GBP
Retailer 17£381 GBP
Retailer 10£383 GBP
Retailer 8£553 GBP
MOH London£883 GBP

33 data points across 19 retailers

20 retailers£86 GBP to £883 GBP

A
Cheapest Retailer
-
£86 GBP
A
Retailer 2
-
£99 GBP
View
A
Retailer 3
-
£113 GBP
View
Retailer 4
-
£113 GBP
View
Price last confirmed 11 days ago
A
Retailer 5
-
£144 GBP
View
A
Retailer 6
-
£193 GBP
View
A
Retailer 7
-
£193 GBP
View
A
Retailer 8
-
£231 GBP
View
Retailer 9
-
£241 GBP
View
Price last confirmed 15 days ago
B+
Retailer 10
-
£259 GBP
View
B+
Retailer 11
-
£270 GBP
View
B+
Retailer 12
-
£317 GBP
View
B+
Retailer 13
-
£333 GBP
View
B+
Retailer 14
-
£335 GBP
View
B+
Retailer 15
-
£341 GBP
View
Retailer 16
-
£359 GBP
View
Price last confirmed 23 days ago
B
Retailer 17
-
£381 GBP
View
B
Retailer 18
-
£383 GBP
View
B
Retailer 19
-
£553 GBP
View
Most Expensive
B
MOH London
LG579379425 · Nov 5
£883 GBP
View
19 more retailers have this diamond
Prices start from £86 GBPSave up to £797 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
0.63ct Radiant
£86 GBP