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Round|Natural|IGI

0.40ct J I1 Round Natural Diamond

GD • J/I1 • IGI 648405272

Shape and cutting style on the report: Round brilliant

Certificate IGI 648405272

Diamond specifications and retailer prices

From $143 SGD
₹10,638 INR
As of October 31, 2026
Save $866 SGD (86%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,009 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 648405272. Listed at 8 retailers as of October 30, 2026, with prices from $143 to $1,009, a $866 spread on the same certified stone. NZ Jewellers lists it at $1,009. 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
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36.5°
Pavilion angle40.2°
OriginNatural
Grading LabIGI
CertificateIGI 648405272
Dimensions4.61 × 4.64 × 2.85 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
4.61 mm4.64 mm0.40 ctJ / I1
OriginNatural
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI 648405272
Side View
Table 64.0%Crown 36.5°Girdle: THK-VTKPavilion 40.2°Culet: NoneDepth 61.6%

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: $143 SGD|Low: $142 SGD|High: $477 SGD|Avg: $279 SGD|-8.4%
Retailer 1
Retailer 2
Retailer 3
October 31, 2026
Retailer 1$143 SGD
Retailer 3$219 SGD
Retailer 2$477 SGD

39 data points across 3 retailers

8 retailers$143 SGD to $1,009 SGD

B+
Cheapest Retailer
-
$143 SGD
₹10,638 INR
B+
Retailer 2
-
$222 SGD
$174 USD
View
B+
Retailer 3
-
$240 SGD
$188 USD
View
B+
Retailer 4
-
$248 SGD
$194 USD
View
B+
Retailer 5
-
$300 SGD
$235 USD
View
B
Retailer 6
-
$477 SGD
€355 EUR
View
C
Retailer 7
-
$1,009 SGD
$789 USD
View
Most Expensive
C
NZ Jewellers
f7e94845-109e-4b6f-8867-88859fa5cd45 · Oct 30
$1,009 SGD
$789 USD
View
7 more retailers have this diamond
Prices start from $143 SGDSave up to $866 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
$143 SGD