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Radiant|Lab Grown|IGI

1.00ct H VS1 Radiant Lab Grown Diamond

ID • H/VS1 • IGI LG620483797

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

Certificate IGI LG620483797

Diamond specifications and retailer prices

From £102 GBP
$137 USD
As of October 30, 2026
Save £961 GBP (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £1,063 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1ct lab-grown radiant diamond

This 1ct lab-grown radiant sits in the classic one-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG620483797 or 620483797. Listed at 16 retailers as of October 29, 2026, with prices from £102 to £1,063, a £961 spread on the same certified stone. MOH London lists it at £1,063. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle23.7°
Pavilion angle32.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG620483797
Dimensions7.27 × 5.01 × 3.22 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
7.27 mm5.01 mm1.00 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG620483797
Side View
Table 66.0%Crown 23.7°Girdle: MediumPavilion 32.4°Culet: NoneDepth 64.3%

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: Oct 30
Current: £1,063 GBP|Low: £102 GBP|High: £1,070 GBP|Avg: £300 GBP|+73.8%
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
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Retailer 16
November 1, 2026
Retailer 15£102 GBP
Retailer 16£118 GBP
Retailer 4£127 GBP
Retailer 13£127 GBP
Retailer 6£143 GBP
Retailer 10£159 GBP
Retailer 9£219 GBP
Retailer 11£219 GBP
Retailer 7£235 GBP
Retailer 5£238 GBP
Retailer 12£241 GBP
Retailer 2£309 GBP
Retailer 8£309 GBP
Retailer 3£407 GBP
Retailer 14£430 GBP
MOH London£1,063 GBP

30 data points across 16 retailers

16 retailers£102 GBP to £1,063 GBP

A
Cheapest Retailer
-
£102 GBP
$137 USD
A
Retailer 2
-
£118 GBP
$159 USD
View
Retailer 3
-
£127 GBP
$170 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
£127 GBP
$170 USD
View
A
Retailer 5
-
£143 GBP
HK$1,500 HKD
View
A
Retailer 6
-
£159 GBP
View
A
Retailer 7
-
£219 GBP
ZAR 4,739 ZAR
View
A
Retailer 8
-
£219 GBP
€280 EUR
View
A
Retailer 9
-
£235 GBP
$316 USD
View
A
Retailer 10
-
£238 GBP
$319 USD
View
A
Retailer 11
-
£241 GBP
View
A
Retailer 12
-
£309 GBP
A$638 AUD
View
A
Retailer 13
-
£309 GBP
$415 USD
View
B+
Retailer 14
-
£407 GBP
$546 USD
View
B+
Retailer 15
-
£430 GBP
$577 USD
View
Most Expensive
B
MOH London
LG620483797 · Oct 29
£1,063 GBP
View
15 more retailers have this diamond
Prices start from £102 GBPSave up to £961 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
1.00ct Radiant
£102 GBP