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Radiant|Lab Grown|IGI

1.62ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG553223154

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

Certificate IGI LG553223154

Diamond specifications and retailer prices

From $223 SGD
$174 USD
As of October 27, 2026
Save $1,913 SGD (90%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,136 SGD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.62ct lab-grown radiant diamond

This 1.62ct lab-grown radiant sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG553223154 or 553223154. Listed at 9 retailers as of October 27, 2026, with prices from $223 to $2,136, a $1,913 spread on the same certified stone. Do Amore Diamonds lists it at $2,136. 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

1.62
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42°
OriginLab Grown
Grading LabIGI
CertificateIGI LG553223154
Dimensions8.40 × 5.53 × 3.99 mm
L/W Ratio1.52
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
8.40 mm5.53 mm1.62 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG553223154
Side View
Table 63.5%Crown 42°Girdle: MediumPavilionCulet: NoneDepth 72.2%

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: Oct 27
Current: $2,136 SGD|Low: $178 SGD|High: $2,212 SGD|Avg: $921 SGD|-3.5%
Do Amore Diamonds
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
October 20, 2026
Retailer 8$223 SGD
Retailer 2$258 SGD
Retailer 13$258 SGD
Retailer 10$491 SGD
Retailer 3$539 SGD
Retailer 4$685 SGD
Retailer 6$827 SGD
Retailer 14$900 SGD
Retailer 7$936 SGD
Retailer 9$978 SGD
Retailer 5$1,177 SGD
Retailer 12$1,343 SGD
Retailer 11$1,457 SGD
Do Amore Diamonds$2,136 SGD

17 data points across 14 retailers

9 retailers$223 SGD to $2,136 SGD

A
Cheapest Retailer
-
$223 SGD
$174 USD
A
Retailer 2
-
$258 SGD
$202 USD
View
A
Retailer 3
-
$258 SGD
$202 USD
View
Final sale: no returns
B+
Retailer 4
-
$491 SGD
$384 USD
View
Retailer 5
-
$936 SGD
$732 USD
View
Price last confirmed 7 days ago
B+
Retailer 6
-
$978 SGD
$765 USD
View
B
Retailer 7
-
$1,343 SGD
$1,050 USD
View
Retailer 8
-
$1,457 SGD
£897 GBP
View
Price last confirmed 18 days ago
Most Expensive
B
Do Amore Diamonds
27-F7F9EF79B · Oct 29
$2,136 SGD
$1,670 USD
View
8 more retailers have this diamond
Prices start from $223 SGDSave up to $1,913 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
1.62ct Radiant
$223 SGD