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Radiant|Lab Grown|IGI

1.07ct H SI1 Radiant Lab Grown Diamond

ID • H/SI1 • IGI LG575311757

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

Certificate IGI LG575311757

Diamond specifications and retailer prices

From €109 EUR
$122 USD
As of November 1, 2026
Save €905 EUR (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €1,014 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.07ct lab-grown radiant diamond

This 1.07ct lab-grown radiant sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG575311757 or 575311757. Listed at 11 retailers as of October 29, 2026, with prices from €109 to €1,014, a €905 spread on the same certified stone. MOH London lists it at €1,014. 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

1.07
Carat
H
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.1°
Pavilion angle29.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG575311757
Dimensions7.39 × 4.96 × 3.27 mm
L/W Ratio1.49
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
7.39 mm4.96 mm1.07 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG575311757
Side View
Table 67.5%Crown 47.1°Girdle: MediumPavilion 29.9°Culet: NoneDepth 65.9%

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 1
Current: €1,014 EUR|Low: €94 EUR|High: €1,021 EUR|Avg: €335 EUR|-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
October 28, 2026
Retailer 10€94 EUR
Retailer 13€109 EUR
Retailer 11€113 EUR
Retailer 9€129 EUR
Retailer 12€137 EUR
Retailer 7€170 EUR
Retailer 2€230 EUR
Retailer 14€261 EUR
Retailer 6€323 EUR
Retailer 8€433 EUR
Retailer 5€440 EUR
Retailer 4€448 EUR
Retailer 3€808 EUR
MOH London€1,014 EUR

13 data points across 14 retailers

11 retailers€109 EUR to €1,014 EUR

A
Cheapest Retailer
-
€109 EUR
$122 USD
Final sale: no returns
Retailer 2
-
€129 EUR
$144 USD
View
Price last confirmed 25 days ago
A
Retailer 3
-
€137 EUR
HK$1,200 HKD
View
B+
Retailer 4
-
€170 EUR
$190 USD
View
A
Retailer 5
-
€230 EUR
£202 GBP
View
A
Retailer 6
-
€261 EUR
$292 USD
View
Retailer 7
-
€388 EUR
$434 USD
View
Price last confirmed 32 days ago
Retailer 8
-
€433 EUR
$484 USD
View
Price last confirmed 10 days ago
A
Retailer 9
-
€440 EUR
$492 USD
View
B
Retailer 10
-
€808 EUR
$903 USD
View
Most Expensive
B
MOH London
LG575311757 · Oct 29
€1,014 EUR
£892 GBP
View
10 more retailers have this diamond
Prices start from €109 EURSave up to €905 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
1.07ct Radiant
€109 EUR