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Radiant|Lab Grown|IGI

1.87ct H SI1 Radiant Lab Grown Diamond

ID • H/SI1 • IGI LG532236403

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG532236403

Diamond specifications and retailer prices

From €1,110 EUR
$1,240 USD
As of October 31, 2026
Save €4,169 EUR (79%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €5,279 EUR at MOH London · As of October 27, 2026
View at MOH London

About this 1.87ct lab-grown radiant diamond

This 1.87ct lab-grown radiant sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG532236403 or 532236403. Listed at 11 retailers as of October 27, 2026, with prices from €1,110 to €5,279, a €4,169 spread on the same certified stone. MOH London lists it at €5,279. 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

1.87
Carat
H
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.4°
Pavilion angle30.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG532236403
Dimensions8.51 × 5.94 × 4.06 mm
L/W Ratio1.43
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
8.51 mm5.94 mm1.87 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG532236403
Side View
Table 65.0%Crown 45.4°Girdle: MediumPavilion 30.2°Culet: NoneDepth 68.4%

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 31
Current: €5,279 EUR|Low: €1,110 EUR|High: €5,343 EUR|Avg: €2,659 EUR|-0.9%
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 25, 2026
Retailer 7€1,110 EUR
Retailer 6€1,591 EUR
Retailer 11€1,731 EUR
Retailer 12€1,782 EUR
Retailer 8€1,846 EUR
Retailer 5€1,872 EUR
Retailer 13€1,996 EUR
Retailer 3€2,463 EUR
Retailer 9€2,896 EUR
Retailer 2€3,105 EUR
Retailer 10€3,460 EUR
MOH London€5,279 EUR
Retailer 4€5,285 EUR

16 data points across 13 retailers

11 retailers€1,110 EUR to €5,279 EUR

A
Cheapest Retailer
-
€1,110 EUR
$1,240 USD
A
Retailer 2
-
€1,591 EUR
$1,778 USD
View
B+
Retailer 3
-
€1,731 EUR
$1,934 USD
View
B+
Retailer 4
-
€1,782 EUR
$1,991 USD
View
Final sale: no returns
Retailer 5
-
€1,846 EUR
$2,062 USD
View
Price last confirmed 19 days ago
B+
Retailer 6
-
€1,846 EUR
$2,062 USD
View
B+
Retailer 7
-
€1,996 EUR
$2,230 USD
View
B
Retailer 8
-
€2,896 EUR
$3,235 USD
View
B
Retailer 9
-
€3,105 EUR
$3,469 USD
View
B
Retailer 10
-
€3,460 EUR
$3,866 USD
View
Most Expensive
B
MOH London
LG532236403 · Oct 27
€5,279 EUR
£4,644 GBP
View
10 more retailers have this diamond
Prices start from €1,110 EURSave up to €4,169 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
1.87ct Radiant
€1,110 EUR