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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 €132 EUR
$147 USD
As of October 30, 2026
Save €637 EUR (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €768 EUR 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 E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG750577905 or 750577905. Listed at 15 retailers as of October 29, 2026, with prices from €132 to €768, a €637 spread on the same certified stone. MOH London lists it at €768. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €768 EUR|Low: €124 EUR|High: €774 EUR|Avg: €353 EUR|+1.3%
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
October 30, 2026
Retailer 13€132 EUR
Retailer 12€164 EUR
Retailer 15€164 EUR
Retailer 11€220 EUR
Retailer 4€232 EUR
Retailer 2€282 EUR
Retailer 10€298 EUR
Retailer 5€302 EUR
Retailer 8€311 EUR
Retailer 9€418 EUR
Retailer 7€421 EUR
Retailer 3€448 EUR
Retailer 14€525 EUR
Retailer 6€716 EUR
MOH London€768 EUR

35 data points across 15 retailers

15 retailers€132 EUR to €768 EUR

A
Cheapest Retailer
-
€132 EUR
$147 USD
A
Retailer 2
-
€164 EUR
$183 USD
View
A
Retailer 3
-
€164 EUR
$183 USD
View
Retailer 4
-
€220 EUR
£193 GBP
View
Price last confirmed 13 days ago
A
Retailer 5
-
€232 EUR
$259 USD
View
A
Retailer 6
-
€282 EUR
£248 GBP
View
B+
Retailer 7
-
€298 EUR
View
B+
Retailer 8
-
€302 EUR
$337 USD
View
A
Retailer 9
-
€311 EUR
£273 GBP
View
B
Retailer 10
-
€418 EUR
$467 USD
View
Retailer 11
-
€421 EUR
$470 USD
View
Price last confirmed 32 days ago
B+
Retailer 12
-
€448 EUR
$501 USD
View
B
Retailer 13
-
€525 EUR
$587 USD
View
B
Retailer 14
-
€716 EUR
$800 USD
View
Most Expensive
B
MOH London
LG750577905 · Oct 29
€768 EUR
£676 GBP
View
14 more retailers have this diamond
Prices start from €132 EURSave up to €637 EUR

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
€132 EUR