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Oval|Natural|GIA

0.40ct H SI2 Oval Natural Diamond

EX • H/SI2 • GIA 2556514178

Certificate GIA 2556514178

Diamond specifications and retailer prices

From $474 CAD
SGD 459 SGD
As of October 31, 2026
Save $367 CAD (44%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $842 CAD at Yorxs · As of October 31, 2026
View at Yorxs

About this 0.4ct natural oval diamond

This 0.4ct natural oval sits in the sub-half-carat band, graded H 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 2556514178. Listed at 9 retailers as of October 31, 2026, with prices from $474 to $842, a $367 spread on the same certified stone. Yorxs lists it at $842. 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
H
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle36.62°
Pavilion angle41.93°
OriginNatural
Grading LabGIA
CertificateGIA 2556514178
Dimensions5.97 × 4.13 × 2.55 mm
L/W Ratio1.45
Culet sizeNone
Top View
5.97 mm4.13 mm0.40 ctH / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 2556514178
Side View
Table 58.0%Crown 36.62°Girdle: MED-VTKPavilion 41.93°Culet: NoneDepth 61.8%

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 31
Current: $636 CAD|Low: $474 CAD|High: $882 CAD|Avg: $648 CAD|-0.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Yorxs
October 31, 2026
Retailer 7$474 CAD
Retailer 3$538 CAD
Retailer 2$611 CAD
Retailer 5$618 CAD
Retailer 6$629 CAD
Retailer 1$636 CAD
Retailer 4$711 CAD
Yorxs$842 CAD

40 data points across 8 retailers

9 retailers$474 CAD to $842 CAD

A
Cheapest Retailer
-
$474 CAD
SGD 459 SGD
A
Retailer 2
-
$538 CAD
SGD 520 SGD
View
B+
Retailer 3
-
$611 CAD
£344 GBP
View
B+
Retailer 4
-
$618 CAD
$442 USD
View
B+
Retailer 5
-
$629 CAD
$450 USD
View
B+
Retailer 6
-
$636 CAD
£358 GBP
View
B
Retailer 7
-
$711 CAD
$509 USD
View
B
Retailer 8
-
$731 CAD
$523 USD
View
Most Expensive
B
Yorxs
622135568 · Oct 31
$842 CAD
€574 EUR
View
8 more retailers have this diamond
Prices start from $474 CADSave up to $367 CAD

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
$474 CAD