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Radiant|Lab Grown|IGI

1.86ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG799647057

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

Certificate IGI LG799647057

Diamond specifications and retailer prices

From $846 SGD
$662 USD
As of November 1, 2026
Save $3,475 SGD (80%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $7,095 SGD at Brilliant Earth · As of September 28, 2026
View at Brilliant Earth

About this 1.86ct lab-grown radiant diamond

This 1.86ct 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 LG799647057 or 799647057. Listed at 23 retailers as of October 31, 2026, with a 411% 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

1.86
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.3°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799647057
Dimensions8.42 × 6.06 × 4.24 mm
L/W Ratio1.39
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
8.42 mm6.06 mm1.86 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799647057
Side View
Table 59.0%Crown 46.3°Girdle: MED-STKPavilion 38.8°Culet: NoneDepth 70.0%

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 1
Current: $4,321 SGD|Low: $846 SGD|High: $6,878 SGD|Avg: $2,740 SGD|-37.2%
Brilliant Earth
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
Retailer 17
November 1, 2026
Retailer 7$846 SGD
Retailer 13$1,080 SGD
Retailer 4$1,225 SGD
Retailer 11$1,420 SGD
Retailer 5$1,439 SGD
Retailer 10$1,466 SGD
Retailer 12$1,611 SGD
Retailer 3$2,020 SGD
Retailer 17$2,111 SGD
Retailer 16$2,728 SGD
Retailer 14$2,833 SGD
Retailer 9$2,952 SGD
Retailer 6$3,033 SGD
Retailer 2$4,069 SGD
Retailer 8$4,120 SGD
Brilliant Earth$4,321 SGD
Retailer 15$5,778 SGD

33 data points across 17 retailers

23 retailers$846 SGD to $4,321 SGD

A
Cheapest Retailer
-
$846 SGD
$662 USD
Final sale: no returns
Retailer 2
-
$862 SGD
$674 USD
View
Price last confirmed 31 days ago
Retailer 3
-
$977 SGD
$764 USD
View
Price last confirmed 35 days ago
Retailer 4
-
$1,000 SGD
$782 USD
View
Price last confirmed 24 days ago
A
Retailer 5
-
$1,080 SGD
$845 USD
View
A
Retailer 6
-
$1,225 SGD
$958 USD
View
A
Retailer 7
-
$1,420 SGD
€1,058 EUR
View
A
Retailer 8
-
$1,439 SGD
$1,126 USD
View
A
Retailer 9
-
$1,466 SGD
£903 GBP
View
A
Retailer 10
-
$1,611 SGD
ZAR 20,358 ZAR
View
B+
Retailer 11
-
$2,020 SGD
$1,580 USD
View
B+
Retailer 12
-
$2,111 SGD
$1,651 USD
View
B+
Retailer 13
-
$2,728 SGD
£1,680 GBP
View
Retailer 14
-
$2,809 SGD
$2,197 USD
View
Price last confirmed 25 days ago
B+
Retailer 15
-
$2,833 SGD
$2,216 USD
View
B+
Retailer 16
-
$2,952 SGD
View
B+
Retailer 17
-
$3,033 SGD
$2,373 USD
View
B+
Retailer 18
-
$3,279 SGD
$2,565 USD
View
B
Retailer 19
-
$4,069 SGD
£2,506 GBP
View
B
Retailer 20
-
$4,120 SGD
$3,223 USD
View
B
Retailer 21
-
$4,321 SGD
$3,380 USD
View
Retailer 22
-
$5,778 SGD
$4,520 USD
View
Price last confirmed 11 days ago
Most Expensive
Brilliant Earth
20575178A · Sep 28
$7,095 SGD
$5,550 USD
View
Price last confirmed 34 days ago
22 more retailers have this diamond
Prices start from $846 SGDSave up to $3,475 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
1.86ct Radiant
$846 SGD