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Radiant|Lab Grown|IGI

0.54ct D SI1 Radiant Lab Grown Diamond

D/SI1 • IGI LG616426713

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

Certificate IGI LG616426713

Diamond specifications and retailer prices

From $521 SGD
£321 GBP
As of October 29, 2026
Save $142 SGD (21%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $663 SGD at Diamond Quarter · As of October 29, 2026
View at Diamond Quarter

About this 0.54ct lab-grown radiant diamond

This 0.54ct lab-grown radiant sits in the half to three-quarter carat band, graded D colour (colourless) and SI1 clarity (slightly-included) and certified by IGI LG616426713 or 616426713. Listed at 2 retailers as of October 29, 2026, with prices from $521 to $663, a $142 spread on the same certified stone. Diamond Quarter lists it at $663. 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

0.54
Carat
D
Colour
SI1
Clarity
-
Cut

Specifications

Cut
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle45.2°
Pavilion angle31°
OriginLab Grown
Grading LabIGI
CertificateIGI LG616426713
Dimensions5.20 × 4.05 × 2.84 mm
L/W Ratio1.28
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
5.20 mm4.05 mm0.54 ctD / SI1
OriginLab Grown
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG616426713
Side View
Table 67.0%Crown 45.2°Girdle: MED-THKPavilion 31°Culet: NoneDepth 70.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: $521 SGD|Low: $521 SGD|High: $521 SGD|Avg: $521 SGD
December 30, 2025
Retailer 1$521 SGD

3 data points across 1 retailer

2 retailers$521 SGD to $663 SGD

B
Cheapest Retailer
-
$521 SGD
£321 GBP
Most Expensive
C
Diamond Quarter
0.54SI1DLG136A7BN · Oct 29
$663 SGD
£408 GBP
View
1 more retailer has this diamond
Prices start from $521 SGDSave up to $142 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.

B
0.54ct Radiant
$521 SGD