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Round|Lab Grown|IGI

1.51ct K VS1 Round Lab Grown Diamond

ID • K/VS1 • IGI LG492123582

Shape and cutting style on the report: Round brilliant

Certificate IGI LG492123582

Diamond specifications and retailer prices

From €1,933 EUR
As of November 5, 2026
Save €2,202 EUR (53%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €6,069 EUR at MOH London · As of November 5, 2026
View at MOH London

About this 1.51ct lab-grown round diamond

This 1.51ct lab-grown round sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG492123582 or 492123582. Listed at 10 retailers as of November 3, 2026, with a 114% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
K
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492123582
Dimensions7.41 × 7.43 × 4.54 mm
L/W Ratio1.00
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
7.41 mm7.43 mm1.51 ctK / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492123582
Side View
Table 53.5%Crown 34.5°Girdle: THN-MEDPavilion 40.2°Culet: NoneDepth 61.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: €6,069 EUR|Low: €1,857 EUR|High: €6,168 EUR|Avg: €3,419 EUR|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 6€1,933 EUR
Retailer 9€2,104 EUR
Retailer 7€2,243 EUR
Retailer 4€2,392 EUR
Retailer 11€2,832 EUR
Retailer 10€3,084 EUR
Retailer 8€3,504 EUR
Retailer 5€3,516 EUR
Retailer 2€4,136 EUR
Retailer 3€5,020 EUR
MOH London€6,069 EUR

21 data points across 11 retailers

10 retailers€1,933 EUR to €4,136 EUR

B+
Cheapest Retailer
-
€1,933 EUR
B
Retailer 2
-
€2,104 EUR
View
B
Retailer 3
-
€2,243 EUR
View
Retailer 4
-
€2,243 EUR
View
Price last confirmed 26 days ago
B
Retailer 5
-
€2,392 EUR
View
B
Retailer 6
-
€3,084 EUR
View
B
Retailer 7
-
€3,504 EUR
View
B
Retailer 8
-
€3,516 EUR
View
B
Retailer 9
-
€4,136 EUR
View
Most Expensive
MOH London
LG492123582 · Nov 5
€6,069 EUR
£5,364 GBP
View
Price under review
9 more retailers have this diamond
Prices start from €1,933 EURSave up to €2,202 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.

B+
1.51ct Round
€1,933 EUR