Oval|Natural|GSI

0.40ct G I1 Oval Natural Diamond

GD • G/I1

Diamond specifications and retailer prices

From $650 CAD
$465 USD
As of October 30, 2026
1 retailer carries this diamond
Only listing: $650 CAD at Shane Co
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Shane Co

About this 0.4ct natural oval diamond

This 0.4ct natural oval sits in the sub-half-carat band, graded G colour (near-colourless) and I1 clarity (included), with a standard cut grade and certified by GSI. Listed at a single retailer as of October 30, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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
G
Color
I1
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGSI
Dimensions5.55 × 4.10 mm
L/W Ratio1.35
Top View
5.55 mm4.10 mm0.40 ctG / I1
OriginNatural
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGSI
Side View
Table 57.0%CrownGirdle: Very ThickPavilionCulet: NoneDepth 66.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 30
Current: $650 CAD|Low: $594 CAD|High: $684 CAD|Avg: $646 CAD|-5.1%
June 18, 2026
Shane Co$650 CAD

4 data points across 1 retailer

1 retailer

B
Shane Co
26A0MFS · Oct 30
$650 CAD
$465 USD
View

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B
0.40ct Oval
$650 CAD