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Oval|Natural|IGI

0.40ct J VS1 Oval Natural Diamond

VG • J/VS1 • IGI 815656449

Shape and cutting style on the report: Oval brilliant

Certificate IGI 815656449

Diamond specifications and retailer prices

From $364 SGD
$285 USD
As of October 28, 2026
Save $1,171 SGD (76%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,535 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.4ct natural oval diamond

This 0.4ct natural oval sits in the sub-half-carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI 815656449. Listed at 14 retailers as of October 28, 2026, with prices from $364 to $1,535, a $1,171 spread on the same certified stone. NZ Jewellers lists it at $1,535. 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
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle39.4°
Pavilion angle36.3°
OriginNatural
Grading LabIGI
CertificateIGI 815656449
Dimensions5.77 × 4.00 × 2.59 mm
L/W Ratio1.44
Girdle conditionFaceted
Top View
5.77 mm4.00 mm0.40 ctJ / VS1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateIGI 815656449
Side View
Table 58.0%Crown 39.4°Girdle: MED-THKPavilion 36.3°Culet: NoneDepth 64.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $1,535 SGD|Low: $364 SGD|High: $1,571 SGD|Avg: $632 SGD|-2.3%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 31, 2026
Retailer 6$364 SGD
Retailer 13$388 SGD
Retailer 3$401 SGD
Retailer 12$432 SGD
Retailer 14$447 SGD
Retailer 2$496 SGD
Retailer 4$505 SGD
Retailer 8$538 SGD
Retailer 9$617 SGD
Retailer 11$621 SGD
Retailer 7$663 SGD
Retailer 10$800 SGD
Retailer 5$934 SGD
NZ Jewellers$1,535 SGD

21 data points across 14 retailers

14 retailers$364 SGD to $1,535 SGD

A
Cheapest Retailer
-
$364 SGD
$285 USD
A
Retailer 2
-
$388 SGD
View
A
Retailer 3
-
$401 SGD
$314 USD
View
A
Retailer 4
-
$432 SGD
$338 USD
View
A
Retailer 5
-
$447 SGD
$350 USD
View
B+
Retailer 6
-
$496 SGD
£305 GBP
View
B+
Retailer 7
-
$505 SGD
$395 USD
View
B+
Retailer 8
-
$538 SGD
$421 USD
View
B+
Retailer 9
-
$617 SGD
$483 USD
View
B+
Retailer 10
-
$621 SGD
ZAR 7,848 ZAR
View
B
Retailer 11
-
$663 SGD
€494 EUR
View
B
Retailer 12
-
$800 SGD
£493 GBP
View
B
Retailer 13
-
$934 SGD
£575 GBP
View
Most Expensive
B
NZ Jewellers
291c8879-3587-4c6f-9456-bee596253124 · Oct 30
$1,535 SGD
$1,201 USD
View
13 more retailers have this diamond
Prices start from $364 SGDSave up to $1,171 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
0.40ct Oval
$364 SGD