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Round|Lab Grown|IGI

1.30ct K SI1 Round Lab Grown Diamond

ID • K/SI1 • IGI LG492123564

Shape and cutting style on the report: Round brilliant

Certificate IGI LG492123564

Diamond specifications and retailer prices

From €462 EUR
As of November 5, 2026
Save €1,923 EUR (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €2,385 EUR at MOH London · As of November 5, 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG492123564 or 492123564. Listed at 10 retailers as of November 5, 2026, with prices from €462 to €2,385, a €1,923 spread on the same certified stone. MOH London lists it at €2,385. 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
K
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492123564
Dimensions7.05 × 7.09 × 4.27 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
Faint Brown 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 mm7.09 mm1.30 ctK / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492123564
Side View
Table 56.0%Crown 33°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: €2,385 EUR|Low: €444 EUR|High: €2,420 EUR|Avg: €1,061 EUR|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 5€462 EUR
Retailer 6€573 EUR
Retailer 8€573 EUR
Retailer 3€695 EUR
Retailer 2€792 EUR
Retailer 7€888 EUR
Retailer 4€1,479 EUR
MOH London€2,385 EUR

39 data points across 8 retailers

10 retailers€462 EUR to €2,385 EUR

A
Cheapest Retailer
-
€462 EUR
A
Retailer 2
-
€518 EUR
View
B+
Retailer 3
-
€573 EUR
View
Retailer 4
-
€573 EUR
View
Price last confirmed 21 days ago
B+
Retailer 5
-
€695 EUR
View
B+
Retailer 6
-
€792 EUR
View
B+
Retailer 7
-
€888 EUR
View
B
Retailer 8
-
€1,479 EUR
View
B
Retailer 9
-
€1,507 EUR
View
Most Expensive
B
MOH London
LG492123564 · Nov 5
€2,385 EUR
£2,108 GBP
View
9 more retailers have this diamond
Prices start from €462 EURSave up to €1,923 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
€462 EUR