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Round|Lab Grown|IGI

1.50ct J SI2 Round Lab Grown Diamond

VG • J/SI2 • IGI LG485136732

Shape and cutting style on the report: Round brilliant

Certificate IGI LG485136732

Diamond specifications and retailer prices

From €743 EUR
$830 USD
As of October 30, 2026
Save €2,967 EUR (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €3,710 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.5ct lab-grown round diamond

This 1.5ct lab-grown round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI LG485136732 or 485136732. Listed at 11 retailers as of October 29, 2026, with prices from €743 to €3,710, a €2,967 spread on the same certified stone. MOH London lists it at €3,710. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.50
Carat
J
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG485136732
Dimensions7.24 × 7.31 × 4.45 mm
L/W Ratio1.01
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
7.24 mm7.31 mm1.50 ctJ / SI2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG485136732
Side View
Table 59.0%Crown 35.2°Girdle: MED-THKPavilion 40°Culet: NoneDepth 61.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €3,710 EUR|Low: €743 EUR|High: €3,740 EUR|Avg: €1,626 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
October 30, 2026
Retailer 2€743 EUR
Retailer 7€938 EUR
Retailer 11€1,020 EUR
Retailer 13€1,050 EUR
Retailer 8€1,088 EUR
Retailer 10€1,088 EUR
Retailer 6€1,266 EUR
Retailer 3€1,572 EUR
Retailer 9€1,736 EUR
Retailer 12€2,040 EUR
Retailer 4€2,274 EUR
Retailer 5€2,434 EUR
MOH London€3,710 EUR

38 data points across 13 retailers

11 retailers€743 EUR to €3,710 EUR

A
Cheapest Retailer
-
€743 EUR
$830 USD
B+
Retailer 2
-
€938 EUR
$1,048 USD
View
B+
Retailer 3
-
€1,020 EUR
$1,140 USD
View
B+
Retailer 4
-
€1,050 EUR
$1,173 USD
View
Final sale: no returns
B+
Retailer 5
-
€1,088 EUR
$1,216 USD
View
Retailer 6
-
€1,088 EUR
$1,216 USD
View
Price last confirmed 19 days ago
B+
Retailer 7
-
€1,266 EUR
£1,114 GBP
View
B
Retailer 8
-
€1,736 EUR
$1,939 USD
View
B
Retailer 9
-
€2,040 EUR
$2,279 USD
View
B
Retailer 10
-
€2,274 EUR
$2,541 USD
View
Most Expensive
C
MOH London
LG485136732 · Oct 29
€3,710 EUR
£3,264 GBP
View
10 more retailers have this diamond
Prices start from €743 EURSave up to €2,967 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
1.50ct Round
€743 EUR