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Round|Lab Grown|IGI

1.51ct J VS2 Round Lab Grown Diamond

EX • J/VS2 • IGI LG451055425

Shape and cutting style on the report: Round brilliant

Certificate IGI LG451055425

Diamond specifications and retailer prices

From €752 EUR
$840 USD
As of October 30, 2026
Save €3,393 EUR (82%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €4,145 EUR at MOH London · As of October 29, 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 J colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG451055425 or 451055425. Listed at 11 retailers as of October 29, 2026, with prices from €752 to €4,145, a €3,393 spread on the same certified stone. MOH London lists it at €4,145. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
J
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451055425
Dimensions7.28 × 7.27 × 4.62 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) process Type IIa
Top View
7.28 mm7.27 mm1.51 ctJ / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG451055425
Side View
Table 54.5%Crown 35.9°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 63.4%

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 30
Current: €4,145 EUR|Low: €752 EUR|High: €4,173 EUR|Avg: €1,995 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
Retailer 13
Retailer 14
October 30, 2026
Retailer 2€752 EUR
Retailer 8€1,106 EUR
Retailer 11€1,204 EUR
Retailer 13€1,238 EUR
Retailer 9€1,284 EUR
Retailer 7€1,437 EUR
Retailer 5€1,548 EUR
Retailer 3€1,808 EUR
Retailer 10€2,035 EUR
Retailer 12€2,405 EUR
Retailer 14€2,458 EUR
Retailer 6€2,872 EUR
Retailer 4€3,674 EUR
MOH London€4,145 EUR

13 data points across 14 retailers

11 retailers€752 EUR to €4,145 EUR

A
Cheapest Retailer
-
€752 EUR
$840 USD
A
Retailer 2
-
€1,106 EUR
$1,236 USD
View
A
Retailer 3
-
€1,204 EUR
$1,345 USD
View
A
Retailer 4
-
€1,238 EUR
$1,383 USD
View
Final sale: no returns
B+
Retailer 5
-
€1,284 EUR
$1,434 USD
View
Retailer 6
-
€1,284 EUR
$1,434 USD
View
Price last confirmed 19 days ago
B+
Retailer 7
-
€1,437 EUR
$1,605 USD
View
B
Retailer 8
-
€2,035 EUR
$2,273 USD
View
B
Retailer 9
-
€2,405 EUR
$2,687 USD
View
B
Retailer 10
-
€2,458 EUR
$2,746 USD
View
Most Expensive
B
MOH London
LG451055425 · Oct 29
€4,145 EUR
£3,646 GBP
View
10 more retailers have this diamond
Prices start from €752 EURSave up to €3,393 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
1.51ct Round
€752 EUR