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Radiant|Lab Grown|IGI

1.87ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG825661174

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

Certificate IGI LG825661174

Diamond specifications and retailer prices

From $851 SGD
$666 USD
As of November 1, 2026
Save $4,403 SGD (84%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $5,804 SGD at Rare Carat · As of October 21, 2026
View at Rare Carat

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 E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825661174 or 825661174. Listed at 20 retailers as of October 31, 2026, with a 517% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.87
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.5°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825661174
Dimensions8.33 × 6.33 × 4.21 mm
L/W Ratio1.32
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.33 mm6.33 mm1.87 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825661174
Side View
Table 63.0%Crown 41.5°Girdle: Slightly ThickPavilion 36.7°Culet: NoneDepth 66.5%

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: $5,804 SGD|Low: $851 SGD|High: $7,133 SGD|Avg: $2,893 SGD|-2.2%
Rare Carat
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
Retailer 15
Retailer 16
November 2, 2026
Retailer 5$851 SGD
Retailer 14$1,087 SGD
Retailer 11$1,427 SGD
Retailer 4$1,446 SGD
Retailer 2$1,474 SGD
Retailer 13$1,619 SGD
Retailer 3$2,040 SGD
Retailer 16$2,122 SGD
Retailer 15$2,747 SGD
Retailer 10$2,848 SGD
Retailer 8$2,967 SGD
Retailer 6$3,048 SGD
Retailer 7$3,107 SGD
Retailer 9$4,090 SGD
Retailer 12$5,254 SGD
Rare Carat$5,804 SGD

35 data points across 16 retailers

20 retailers$851 SGD to $5,254 SGD

A
Cheapest Retailer
-
$851 SGD
$666 USD
Final sale: no returns
Retailer 2
-
$865 SGD
$677 USD
View
Price last confirmed 24 days ago
Retailer 3
-
$982 SGD
$768 USD
View
Price last confirmed 35 days ago
Retailer 4
-
$1,005 SGD
$786 USD
View
Price last confirmed 24 days ago
A
Retailer 5
-
$1,087 SGD
$850 USD
View
A
Retailer 6
-
$1,427 SGD
€1,063 EUR
View
A
Retailer 7
-
$1,446 SGD
$1,131 USD
View
A
Retailer 8
-
$1,474 SGD
£908 GBP
View
A
Retailer 9
-
$1,619 SGD
ZAR 20,462 ZAR
View
B+
Retailer 10
-
$2,040 SGD
$1,596 USD
View
B+
Retailer 11
-
$2,122 SGD
$1,660 USD
View
B+
Retailer 12
-
$2,747 SGD
£1,692 GBP
View
Retailer 13
-
$2,824 SGD
$2,209 USD
View
Price last confirmed 25 days ago
B+
Retailer 14
-
$2,848 SGD
$2,228 USD
View
B+
Retailer 15
-
$2,967 SGD
View
B+
Retailer 16
-
$3,048 SGD
$2,384 USD
View
B
Retailer 17
-
$3,107 SGD
$2,430 USD
View
B
Retailer 18
-
$4,090 SGD
£2,519 GBP
View
B
Retailer 19
-
$5,254 SGD
$4,110 USD
View
Most Expensive
Rare Carat
PD-244603 · Oct 21
$5,804 SGD
$4,540 USD
View
Price last confirmed 11 days ago
19 more retailers have this diamond
Prices start from $851 SGDSave up to $4,403 SGD

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
$851 SGD