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Radiant|Lab Grown|IGI

1.63ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG836607900

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

Certificate IGI LG836607900

Diamond specifications and retailer prices

From $667 SGD
$522 USD
As of October 30, 2026
Save $3,130 SGD (82%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $4,781 SGD at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 1.63ct lab-grown radiant diamond

This 1.63ct 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 LG836607900 or 836607900. Listed at 20 retailers as of October 30, 2026, with a 469% 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

1.63
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.8°
Pavilion angle37.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836607900
Dimensions7.99 × 5.80 × 4.05 mm
L/W Ratio1.38
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
7.99 mm5.80 mm1.63 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836607900
Side View
Table 67.0%Crown 45.8°Girdle: MediumPavilion 37.2°Culet: NoneDepth 69.8%

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: Oct 30
Current: $4,781 SGD|Low: $667 SGD|High: $4,832 SGD|Avg: $2,056 SGD|-1.1%
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
Retailer 17
Retailer 18
Retailer 19
November 1, 2026
Retailer 4$667 SGD
Retailer 5$747 SGD
Retailer 7$827 SGD
Retailer 12$851 SGD
Retailer 18$1,004 SGD
Retailer 14$1,255 SGD
Retailer 6$1,281 SGD
Retailer 13$1,282 SGD
Retailer 17$1,421 SGD
Retailer 9$1,586 SGD
Retailer 15$1,930 SGD
Retailer 3$2,416 SGD
Retailer 10$2,609 SGD
Retailer 11$2,689 SGD
Retailer 8$2,708 SGD
Retailer 19$2,884 SGD
Retailer 2$3,452 SGD
Retailer 16$3,797 SGD
Rare Carat$4,781 SGD

28 data points across 19 retailers

20 retailers$667 SGD to $3,797 SGD

A
Cheapest Retailer
-
$667 SGD
$522 USD
A
Retailer 2
-
$747 SGD
$584 USD
View
Final sale: no returns
Retailer 3
-
$827 SGD
$647 USD
View
Price last confirmed 16 days ago
A
Retailer 4
-
$827 SGD
$647 USD
View
A
Retailer 5
-
$851 SGD
£524 GBP
View
A
Retailer 6
-
$1,004 SGD
$785 USD
View
A
Retailer 7
-
$1,255 SGD
€935 EUR
View
A
Retailer 8
-
$1,281 SGD
$1,002 USD
View
A
Retailer 9
-
$1,282 SGD
£790 GBP
View
A
Retailer 10
-
$1,421 SGD
ZAR 17,959 ZAR
View
B+
Retailer 11
-
$1,586 SGD
$1,241 USD
View
B+
Retailer 12
-
$1,930 SGD
$1,510 USD
View
B+
Retailer 13
-
$2,416 SGD
£1,488 GBP
View
B+
Retailer 14
-
$2,609 SGD
View
B+
Retailer 15
-
$2,689 SGD
$2,103 USD
View
B
Retailer 16
-
$2,708 SGD
$2,118 USD
View
B
Retailer 17
-
$2,884 SGD
$2,256 USD
View
B
Retailer 18
-
$3,452 SGD
£2,126 GBP
View
B
Retailer 19
-
$3,797 SGD
$2,970 USD
View
Most Expensive
Rare Carat
PD-248168 · Oct 18
$4,781 SGD
$3,740 USD
View
Price last confirmed 14 days ago
19 more retailers have this diamond
Prices start from $667 SGDSave up to $3,130 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
1.63ct Radiant
$667 SGD