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Oval|Natural|GIA

0.40ct J SI2 Oval Natural Diamond

EX • J/SI2 • GIA 5476548491

Certificate GIA 5476548491

Diamond specifications and retailer prices

From $772 CAD
£435 GBP
As of October 29, 2026
2 retailers carry this diamond
Most expensive: $772 CAD at MD Diamonds and Jewellers
View at MD Diamonds and 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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5476548491. Listed at 2 retailers as of October 29, 2026. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.40
Carat
J
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishGood
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5476548491
Dimensions5.48 × 4.12 × 2.85 mm
L/W Ratio1.33
Top View
5.48 mm4.12 mm0.40 ctJ / SI2
OriginNatural
CutExcellent
PolishGood
SymmetryGood
FluorescenceNone
CertificateGIA 5476548491
Side View
Table 63.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 69.1%

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: $338 CAD|Low: $230 CAD|High: $671 CAD|Avg: $398 CAD|-14.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
May 21, 2026
Retailer 3$230 CAD
Retailer 7$268 CAD
Retailer 9$274 CAD
Retailer 6$319 CAD
Retailer 1$338 CAD
Retailer 4$391 CAD
Retailer 2$403 CAD
Retailer 5$469 CAD
Retailer 8$641 CAD

33 data points across 9 retailers

2 retailers

Retailer 1
-
$418 CAD
A$460 AUD
Price last confirmed 172 days ago
Most Expensive
B
MD Diamonds and Jewellers
5476548491 · Oct 29
$772 CAD
£435 GBP
View
1 more retailer has this diamond

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 Oval
$772 CAD