Radiant|Lab Grown|IGI

1.87ct F SI2 Radiant Lab Grown Diamond

EX • F/SI2 • IGI LG560218217

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

Certificate IGI LG560218217

Diamond specifications and retailer prices

From €268 EUR
$299 USD
As of November 1, 2026
Save €825 EUR (75%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €1,093 EUR at Michael Trio · As of October 31, 2026
View at Michael Trio

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 F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG560218217 or 560218217. Listed at 9 retailers as of October 31, 2026, with prices from €268 to €1,093, a €825 spread on the same certified stone. Michael Trio lists it at €1,093. 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
F
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.8°
Pavilion angle28.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG560218217
Dimensions9.58 × 4.92 × 4.02 mm
L/W Ratio1.95
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
9.58 mm4.92 mm1.87 ctF / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG560218217
Side View
Table 70.0%Crown 47.8°Girdle: MediumPavilion 28.7°Culet: NoneDepth 81.7%

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: Nov 1
Current: €1,093 EUR|Low: €268 EUR|High: €1,093 EUR|Avg: €619 EUR
Michael Trio
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 8€268 EUR
Retailer 7€343 EUR
Retailer 6€456 EUR
Retailer 2€533 EUR
Retailer 3€553 EUR
Retailer 5€823 EUR
Retailer 4€985 EUR
Michael Trio€1,093 EUR

40 data points across 8 retailers

9 retailers€268 EUR to €1,093 EUR

A
Cheapest Retailer
-
€268 EUR
$299 USD
B+
Retailer 2
-
€343 EUR
$383 USD
View
A
Retailer 3
-
€378 EUR
HK$3,300 HKD
View
B+
Retailer 4
-
€456 EUR
$510 USD
View
B+
Retailer 5
-
€533 EUR
£469 GBP
View
B+
Retailer 6
-
€553 EUR
View
B
Retailer 7
-
€823 EUR
$920 USD
View
Retailer 8
-
€985 EUR
$1,100 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Michael Trio
8044477380 · Oct 31
€1,093 EUR
SGD 1,650 SGD
View
8 more retailers have this diamond
Prices start from €268 EURSave up to €825 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
€268 EUR