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Round|Lab Grown|IGI

1.01ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG825655309

Shape and cutting style on the report: Round brilliant

Certificate IGI LG825655309

Diamond specifications and retailer prices

From €123 EUR
$138 USD
As of November 1, 2026
Save €589 EUR (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €712 EUR at MOH London · As of November 2, 2026
View at MOH London

About this 1.01ct lab-grown round diamond

This 1.01ct lab-grown round sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG825655309 or 825655309. Listed at 16 retailers as of November 1, 2026, with prices from €123 to €712, a €589 spread on the same certified stone. MOH London lists it at €712. 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

1.01
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825655309
Dimensions6.43 × 6.41 × 3.95 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.43 mm6.41 mm1.01 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825655309
Side View
Table 57.0%Crown 34.6°Girdle: MediumPavilion 40.6°Culet: NoneDepth 61.5%

Caratlytics Score

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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: €712 EUR|Low: €122 EUR|High: €722 EUR|Avg: €327 EUR|-1.1%
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
Retailer 16
November 2, 2026
Retailer 11€123 EUR
Retailer 16€137 EUR
Retailer 3€143 EUR
Retailer 6€152 EUR
Retailer 8€152 EUR
Retailer 7€242 EUR
Retailer 10€259 EUR
Retailer 9€267 EUR
Retailer 13€284 EUR
Retailer 4€339 EUR
Retailer 2€391 EUR
Retailer 5€423 EUR
Retailer 12€438 EUR
Retailer 14€489 EUR
Retailer 15€540 EUR
MOH London€712 EUR

22 data points across 16 retailers

16 retailers€123 EUR to €712 EUR

A
Cheapest Retailer
-
€123 EUR
$138 USD
A
Retailer 2
-
€137 EUR
$154 USD
View
Final sale: no returns
A
Retailer 3
-
€143 EUR
$160 USD
View
A
Retailer 4
-
€152 EUR
$171 USD
View
Retailer 5
-
€152 EUR
$171 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
€242 EUR
$271 USD
View
A
Retailer 7
-
€259 EUR
£229 GBP
View
A
Retailer 8
-
€267 EUR
£236 GBP
View
A
Retailer 9
-
€284 EUR
$319 USD
View
B+
Retailer 10
-
€339 EUR
$380 USD
View
B+
Retailer 11
-
€391 EUR
$438 USD
View
B+
Retailer 12
-
€423 EUR
SGD 641 SGD
View
B+
Retailer 13
-
€438 EUR
$491 USD
View
B+
Retailer 14
-
€489 EUR
$549 USD
View
B
Retailer 15
-
€540 EUR
$605 USD
View
Most Expensive
B
MOH London
LG825655309 · Nov 2
€712 EUR
£629 GBP
View
15 more retailers have this diamond
Prices start from €123 EURSave up to €589 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
1.01ct Round
€123 EUR