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1.30ct H SI1 Round Lab Grown Diamond

ID • H/SI1 • IGI LG499189227

Shape and cutting style on the report: Round brilliant

Certificate IGI LG499189227

Diamond specifications and retailer prices

From €763 EUR
$852 USD
As of October 29, 2026
Save €2,570 EUR (77%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €3,333 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.3ct lab-grown round diamond

This 1.3ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG499189227 or 499189227. Listed at 11 retailers as of October 29, 2026, with prices from €763 to €3,333, a €2,570 spread on the same certified stone. MOH London lists it at €3,333. 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

1.30
Carat
H
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG499189227
Dimensions7.05 × 7.08 × 4.27 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
7.05 mm7.08 mm1.30 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG499189227
Side View
Table 58.0%Crown 35.5°Girdle: THN-MEDPavilion 40.2°Culet: NoneDepth 60.4%

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 29
Current: €3,333 EUR|Low: €763 EUR|High: €3,360 EUR|Avg: €1,431 EUR|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 3€763 EUR
Retailer 7€853 EUR
Retailer 4€868 EUR
Retailer 5€884 EUR
Retailer 8€1,043 EUR
Retailer 9€1,357 EUR
Retailer 6€1,424 EUR
Retailer 2€2,034 EUR
MOH London€3,333 EUR

16 data points across 9 retailers

11 retailers€763 EUR to €3,333 EUR

A
Cheapest Retailer
-
€763 EUR
$852 USD
B+
Retailer 2
-
€830 EUR
$927 USD
View
B+
Retailer 3
-
€853 EUR
$953 USD
View
Final sale: no returns
B+
Retailer 4
-
€868 EUR
$970 USD
View
B+
Retailer 5
-
€884 EUR
$988 USD
View
Retailer 6
-
€884 EUR
$988 USD
View
Price last confirmed 19 days ago
B+
Retailer 7
-
€1,043 EUR
$1,165 USD
View
B
Retailer 8
-
€1,424 EUR
$1,591 USD
View
B
Retailer 9
-
€2,034 EUR
$2,272 USD
View
B
Retailer 10
-
€2,487 EUR
$2,778 USD
View
Most Expensive
B
MOH London
LG499189227 · Oct 29
€3,333 EUR
£2,932 GBP
View
10 more retailers have this diamond
Prices start from €763 EURSave up to €2,570 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
1.30ct Round
€763 EUR