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Radiant|Lab Grown|IGI

1.57ct I VS1 Radiant Lab Grown Diamond

VG • I/VS1 • IGI LG649405808

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

Certificate IGI LG649405808

Diamond specifications and retailer prices

From $476 SGD
$372 USD
As of November 1, 2026
Save $1,088 SGD (70%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,563 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 1.57ct lab-grown radiant diamond

This 1.57ct lab-grown radiant sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG649405808 or 649405808. Listed at 8 retailers as of November 1, 2026, with prices from $476 to $1,563, a $1,088 spread on the same certified stone. MOH London lists it at $1,563. 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

1.57
Carat
I
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.7°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG649405808
Dimensions8.04 × 5.76 × 4.00 mm
L/W Ratio1.40
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.04 mm5.76 mm1.57 ctI / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG649405808
Side View
Table 64.0%Crown 44.7°Girdle: MediumPavilion 34.9°Culet: NoneDepth 69.4%

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: $1,563 SGD|Low: $476 SGD|High: $1,581 SGD|Avg: $947 SGD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 5$476 SGD
Retailer 3$602 SGD
Retailer 8$614 SGD
Retailer 4$680 SGD
Retailer 2$1,055 SGD
Retailer 7$1,177 SGD
Retailer 6$1,473 SGD
MOH London$1,563 SGD

9 data points across 8 retailers

8 retailers$476 SGD to $1,563 SGD

A
Cheapest Retailer
-
$476 SGD
$372 USD
B+
Retailer 2
-
$602 SGD
$471 USD
View
B+
Retailer 3
-
$680 SGD
$532 USD
View
Retailer 4
-
$1,041 SGD
$814 USD
View
Price last confirmed 73 days ago
B+
Retailer 5
-
$1,055 SGD
$825 USD
View
Retailer 6
-
$1,062 SGD
$830 USD
View
Price last confirmed 69 days ago
B
Retailer 7
-
$1,473 SGD
$1,152 USD
View
Most Expensive
B
MOH London
LG649405808 · Nov 1
$1,563 SGD
£963 GBP
View
7 more retailers have this diamond
Prices start from $476 SGDSave up to $1,088 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
1.57ct Radiant
$476 SGD