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Round|Lab Grown|IGI

1.42ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG497172428

Shape and cutting style on the report: Round brilliant

Certificate IGI LG497172428

Diamond specifications and retailer prices

From €1,023 EUR
$1,143 USD
As of October 29, 2026
Save €2,810 EUR (73%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €3,833 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.42ct lab-grown round diamond

This 1.42ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG497172428 or 497172428. Listed at 14 retailers as of October 29, 2026, with prices from €1,023 to €3,833, a €2,810 spread on the same certified stone. MOH London lists it at €3,833. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.42
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG497172428
Dimensions7.33 × 7.31 × 4.34 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
7.33 mm7.31 mm1.42 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG497172428
Side View
Table 59.5%Crown 33.5°Girdle: MediumPavilion 40.4°Culet: NoneDepth 59.3%

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: Oct 29
Current: €3,833 EUR|Low: €982 EUR|High: €3,858 EUR|Avg: €1,911 EUR|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 8€1,023 EUR
Retailer 7€1,083 EUR
Retailer 11€1,146 EUR
Retailer 9€1,187 EUR
Retailer 12€1,343 EUR
Retailer 3€1,688 EUR
Retailer 10€1,885 EUR
Retailer 5€2,181 EUR
Retailer 2€2,330 EUR
Retailer 4€2,338 EUR
Retailer 6€3,097 EUR
MOH London€3,833 EUR

42 data points across 12 retailers

14 retailers€1,023 EUR to €3,833 EUR

B+
Cheapest Retailer
-
€1,023 EUR
$1,143 USD
B+
Retailer 2
-
€1,083 EUR
$1,210 USD
View
B+
Retailer 3
-
€1,113 EUR
$1,243 USD
View
B+
Retailer 4
-
€1,146 EUR
$1,280 USD
View
Final sale: no returns
B
Retailer 5
-
€1,187 EUR
$1,326 USD
View
Retailer 6
-
€1,187 EUR
$1,326 USD
View
Price last confirmed 14 days ago
B
Retailer 7
-
€1,343 EUR
$1,500 USD
View
B
Retailer 8
-
€1,885 EUR
$2,106 USD
View
B
Retailer 9
-
€2,181 EUR
ZAR 39,371 ZAR
View
B
Retailer 10
-
€2,224 EUR
$2,485 USD
View
B
Retailer 11
-
€2,330 EUR
£2,049 GBP
View
B
Retailer 12
-
€2,338 EUR
$2,612 USD
View
Retailer 13
-
€3,097 EUR
A$5,323 AUD
View
Price last confirmed 9 days ago
Most Expensive
B
MOH London
LG497172428 · Oct 29
€3,833 EUR
£3,372 GBP
View
13 more retailers have this diamond
Prices start from €1,023 EURSave up to €2,810 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+
1.42ct Round
€1,023 EUR