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Round|Natural|IGI

0.40ct J I1 Round Natural Diamond

GD • J/I1 • IGI 485143847

Shape and cutting style on the report: Round brilliant

Certificate IGI 485143847

Diamond specifications and retailer prices

From $203 SGD
$159 USD
As of October 31, 2026
Save $720 SGD (78%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $923 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.4ct natural round diamond

This 0.4ct natural round sits in the sub-half-carat band, graded J colour (near-colourless) and I1 clarity (included), with a standard cut grade and certified by IGI 485143847. Listed at 7 retailers as of October 30, 2026, with prices from $203 to $923, a $720 spread on the same certified stone. NZ Jewellers lists it at $923. 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

0.40
Carat
J
Colour
I1
Clarity
Good
Cut

Specifications

CutGood
PolishGood
SymmetryGood
FluorescenceFaint
Crown angle37.9°
Pavilion angle40°
OriginNatural
Grading LabIGI
CertificateIGI 485143847
Dimensions4.52 × 4.54 × 2.95 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
4.52 mm4.54 mm0.40 ctJ / I1
OriginNatural
CutGood
PolishGood
SymmetryGood
FluorescenceFaint
CertificateIGI 485143847
Side View
Table 55.5%Crown 37.9°Girdle: STK-VTKPavilion 40°Culet: NoneDepth 65.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $447 SGD|Low: $193 SGD|High: $447 SGD|Avg: $299 SGD|+4.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
October 30, 2026
Retailer 2$196 SGD
Retailer 3$255 SGD
Retailer 4$307 SGD
Retailer 1$447 SGD

19 data points across 4 retailers

7 retailers$203 SGD to $923 SGD

B+
Cheapest Retailer
-
$203 SGD
$159 USD
B+
Retailer 2
-
$220 SGD
$172 USD
View
B+
Retailer 3
-
$228 SGD
$178 USD
View
B+
Retailer 4
-
$255 SGD
$199 USD
View
B+
Retailer 5
-
$274 SGD
$214 USD
View
B
Retailer 6
-
$447 SGD
€333 EUR
View
Most Expensive
C
NZ Jewellers
35344e7b-11b5-44c0-a438-3b72c41ea931 · Oct 30
$923 SGD
$722 USD
View
6 more retailers have this diamond
Prices start from $203 SGDSave up to $720 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+
0.40ct Round
$203 SGD