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Round|Lab Grown|IGI

4.90ct H SI1 Round Lab Grown Diamond

ID • H/SI1 • IGI LG819602237

Shape and cutting style on the report: Round brilliant

Certificate IGI LG819602237

Diamond specifications and retailer prices

From €489 EUR
$546 USD
As of October 26, 2026
Save €2,624 EUR (84%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €3,113 EUR at Adiamor · As of October 31, 2026
View at Adiamor

About this 4.9ct lab-grown round diamond

This 4.9ct lab-grown round sits in the three to five carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG819602237 or 819602237. Listed at 16 retailers as of October 26, 2026, with prices from €489 to €3,113, a €2,624 spread on the same certified stone. Adiamor lists it at €3,113. 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

4.90
Carat
H
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG819602237
Dimensions10.90 × 10.83 × 6.73 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.90 mm10.83 mm4.90 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG819602237
Side View
Table 58.0%Crown 35°Girdle: MediumPavilion 41°Culet: NoneDepth 61.9%

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: Oct 26
Current: €3,113 EUR|Low: €475 EUR|High: €4,977 EUR|Avg: €1,578 EUR|-0.2%
Adiamor
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
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Retailer 16
Retailer 17
October 31, 2026
Retailer 16€489 EUR
Retailer 8€546 EUR
Retailer 7€547 EUR
Retailer 4€606 EUR
Retailer 2€665 EUR
Retailer 14€725 EUR
Retailer 15€845 EUR
Retailer 10€882 EUR
Retailer 5€921 EUR
Retailer 17€936 EUR
Retailer 12€1,334 EUR
Retailer 6€1,593 EUR
Retailer 11€1,916 EUR
Retailer 13€2,461 EUR
Retailer 3€2,532 EUR
Retailer 9€3,039 EUR
Adiamor€3,113 EUR

36 data points across 17 retailers

16 retailers€489 EUR to €3,113 EUR

A
Cheapest Retailer
-
€489 EUR
$546 USD
Retailer 2
-
€547 EUR
$611 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
€606 EUR
$677 USD
View
A
Retailer 4
-
€665 EUR
HK$5,800 HKD
View
A
Retailer 5
-
€725 EUR
$810 USD
View
A
Retailer 6
-
€845 EUR
£744 GBP
View
A
Retailer 7
-
€882 EUR
View
A
Retailer 8
-
€921 EUR
$1,029 USD
View
B+
Retailer 9
-
€936 EUR
$1,046 USD
View
B+
Retailer 10
-
€1,334 EUR
$1,490 USD
View
B+
Retailer 11
-
€1,593 EUR
$1,780 USD
View
B+
Retailer 12
-
€1,916 EUR
SGD 2,892 SGD
View
B+
Retailer 13
-
€2,461 EUR
$2,750 USD
View
B+
Retailer 14
-
€2,532 EUR
£2,227 GBP
View
Retailer 15
-
€3,039 EUR
$3,395 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Adiamor
D-81144580 · Oct 31
€3,113 EUR
$3,478 USD
View
15 more retailers have this diamond
Prices start from €489 EURSave up to €2,624 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
4.90ct Round
€489 EUR