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Radiant|Lab Grown|IGI

1.00ct E SI2 Radiant Lab Grown Diamond

ID • E/SI2 • IGI LG750577905

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

Certificate IGI LG750577905

Diamond specifications and retailer prices

From £110 GBP
As of November 6, 2026
Save £527 GBP (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £637 GBP at MOH London · As of November 4, 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 E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG750577905 or 750577905. Listed at 14 retailers as of November 4, 2026, with prices from £110 to £637, a £527 spread on the same certified stone. MOH London lists it at £637. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.00
Carat
E
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.9°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG750577905
Dimensions7.08 × 5.05 × 3.29 mm
L/W Ratio1.40
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.08 mm5.05 mm1.00 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG750577905
Side View
Table 63.0%Crown 42.9°Girdle: MediumPavilion 34.4°Culet: NoneDepth 65.1%

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 6
Current: £637 GBP|Low: £104 GBP|High: £646 GBP|Avg: £294 GBP|+0.6%
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 14£110 GBP
Retailer 3£137 GBP
Retailer 13£137 GBP
Retailer 12£183 GBP
Retailer 5£194 GBP
Retailer 2£233 GBP
Retailer 9£236 GBP
Retailer 6£252 GBP
Retailer 11£259 GBP
Retailer 7£351 GBP
Retailer 8£353 GBP
Retailer 4£374 GBP
Retailer 10£418 GBP
Retailer 15£439 GBP
MOH London£637 GBP

40 data points across 15 retailers

14 retailers£110 GBP to £637 GBP

A
Cheapest Retailer
-
£110 GBP
Retailer 2
-
£137 GBP
View
Price last confirmed 13 days ago
A
Retailer 3
-
£137 GBP
View
A
Retailer 4
-
£194 GBP
View
A
Retailer 5
-
£233 GBP
View
A
Retailer 6
-
£236 GBP
View
B+
Retailer 7
-
£252 GBP
View
A
Retailer 8
-
£259 GBP
View
Retailer 9
-
£351 GBP
View
Price last confirmed 40 days ago
B
Retailer 10
-
£353 GBP
View
B+
Retailer 11
-
£374 GBP
View
B+
Retailer 12
-
£418 GBP
View
B
Retailer 13
-
£439 GBP
View
Most Expensive
B
MOH London
LG750577905 · Nov 4
£637 GBP
View
13 more retailers have this diamond
Prices start from £110 GBPSave up to £527 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
£110 GBP