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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 $539 NZD
As of November 6, 2026
Save $1,663 NZD (76%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,203 NZD at Michael Trio · As of November 6, 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 November 6, 2026, with prices from $539 to $2,203, a $1,663 spread on the same certified stone. Michael Trio lists it at $2,203. 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
Colour
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

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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 6
Current: $2,203 NZD|Low: $539 NZD|High: $2,203 NZD|Avg: $1,261 NZD
Michael Trio
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 8$539 NZD
Retailer 7$691 NZD
Retailer 6$920 NZD
Retailer 3$1,072 NZD
Retailer 2$1,111 NZD
Retailer 5$1,660 NZD
Retailer 4$1,984 NZD
Michael Trio$2,203 NZD

41 data points across 8 retailers

9 retailers$539 NZD to $2,203 NZD

A
Cheapest Retailer
-
$539 NZD
B+
Retailer 2
-
$691 NZD
View
A
Retailer 3
-
$761 NZD
View
B+
Retailer 4
-
$920 NZD
View
B+
Retailer 5
-
$1,072 NZD
View
A
Retailer 6
-
$1,111 NZD
View
B
Retailer 7
-
$1,660 NZD
View
B
Retailer 8
-
$1,984 NZD
View
Most Expensive
B
Michael Trio
8044477380 · Nov 6
$2,203 NZD
SGD 1,650 SGD
View
8 more retailers have this diamond
Prices start from $539 NZDSave up to $1,663 NZD

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
$539 NZD