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Round|Lab Grown|IGI

4.17ct F SI2 Round Lab Grown Diamond

ID • F/SI2 • IGI LG591369365

Shape and cutting style on the report: Round brilliant

Certificate IGI LG591369365

Diamond specifications and retailer prices

From €825 EUR
HK$7,200 HKD
As of October 31, 2026
Save €1,965 EUR (70%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €2,790 EUR at MOH London · As of October 26, 2026
View at MOH London

About this 4.17ct lab-grown round diamond

This 4.17ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG591369365 or 591369365. Listed at 10 retailers as of October 26, 2026, with prices from €825 to €2,790, a €1,965 spread on the same certified stone. MOH London lists it at €2,790. 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

4.17
Carat
F
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG591369365
Dimensions10.27 × 10.31 × 6.39 mm
L/W Ratio1.00
Girdle conditionFaceted
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
10.27 mm10.31 mm4.17 ctF / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG591369365
Side View
Table 57.0%Crown 35.5°Girdle: MediumPavilion 40.9°Culet: NoneDepth 62.1%

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: Oct 31
Current: €2,790 EUR|Low: €825 EUR|High: €4,440 EUR|Avg: €1,752 EUR|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 6€825 EUR
Retailer 8€933 EUR
Retailer 9€969 EUR
Retailer 3€1,021 EUR
Retailer 2€1,053 EUR
Retailer 5€1,418 EUR
Retailer 4€2,166 EUR
Retailer 7€2,400 EUR
MOH London€2,790 EUR

42 data points across 9 retailers

10 retailers€825 EUR to €2,790 EUR

A
Cheapest Retailer
-
€825 EUR
HK$7,200 HKD
A
Retailer 2
-
€933 EUR
$1,042 USD
View
A
Retailer 3
-
€969 EUR
$1,083 USD
View
A
Retailer 4
-
€1,021 EUR
View
A
Retailer 5
-
€1,053 EUR
£926 GBP
View
B+
Retailer 6
-
€1,418 EUR
A$2,438 AUD
View
B
Retailer 7
-
€1,859 EUR
$2,077 USD
View
B
Retailer 8
-
€2,166 EUR
$2,420 USD
View
B
Retailer 9
-
€2,400 EUR
SGD 3,623 SGD
View
Most Expensive
B
MOH London
LG591369365 · Oct 26
€2,790 EUR
£2,454 GBP
View
9 more retailers have this diamond
Prices start from €825 EURSave up to €1,965 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
4.17ct Round
€825 EUR