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Radiant|Lab Grown|IGI

1.60ct E SI1 Radiant Lab Grown Diamond

VG • E/SI1 • IGI LG821628174

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

Certificate IGI LG821628174

Diamond specifications and retailer prices

From $222 SGD
$173 USD
As of October 27, 2026
Save $1,071 SGD (83%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,292 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 1.6ct lab-grown radiant diamond

This 1.6ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG821628174 or 821628174. Listed at 9 retailers as of October 27, 2026, with prices from $222 to $1,292, a $1,071 spread on the same certified stone. MOH London lists it at $1,292. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.60
Carat
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.4°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821628174
Dimensions8.10 × 5.76 × 3.89 mm
L/W Ratio1.41
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.10 mm5.76 mm1.60 ctE / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821628174
Side View
Table 65.0%Crown 44.4°Girdle: MediumPavilion 35.2°Culet: NoneDepth 67.5%

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: $1,292 SGD|Low: $213 SGD|High: $1,305 SGD|Avg: $712 SGD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 5$222 SGD
Retailer 8$258 SGD
Retailer 2$354 SGD
Retailer 3$474 SGD
Retailer 9$710 SGD
Retailer 6$884 SGD
Retailer 4$934 SGD
Retailer 7$1,118 SGD
MOH London$1,292 SGD

30 data points across 9 retailers

9 retailers$222 SGD to $1,292 SGD

A
Cheapest Retailer
-
$222 SGD
$173 USD
A
Retailer 2
-
$258 SGD
$201 USD
View
A
Retailer 3
-
$354 SGD
£218 GBP
View
A
Retailer 4
-
$474 SGD
€352 EUR
View
B+
Retailer 5
-
$710 SGD
$554 USD
View
B
Retailer 6
-
$884 SGD
$690 USD
View
B
Retailer 7
-
$934 SGD
$729 USD
View
Retailer 8
-
$1,118 SGD
View
Price last confirmed 16 days ago
Most Expensive
B
MOH London
LG821628174 · Oct 29
$1,292 SGD
£794 GBP
View
8 more retailers have this diamond
Prices start from $222 SGDSave up to $1,071 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
1.60ct Radiant
$222 SGD