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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 $603 NZD
SGD 459 SGD
As of November 2, 2026
Save $469 NZD (44%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,071 NZD at Yorxs · As of November 2, 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 November 2, 2026, with prices from $603 to $1,071, a $469 spread on the same certified stone. Yorxs lists it at $1,071. 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
Colour
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: Nov 2
Current: $808 NZD|Low: $603 NZD|High: $1,120 NZD|Avg: $823 NZD|-0.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Yorxs
November 2, 2026
Retailer 7$603 NZD
Retailer 3$683 NZD
Retailer 2$776 NZD
Retailer 5$785 NZD
Retailer 6$798 NZD
Retailer 1$808 NZD
Retailer 4$903 NZD
Yorxs$1,071 NZD

40 data points across 8 retailers

9 retailers$603 NZD to $1,071 NZD

A
Cheapest Retailer
-
$603 NZD
SGD 459 SGD
A
Retailer 2
-
$683 NZD
SGD 520 SGD
View
B+
Retailer 3
-
$776 NZD
£344 GBP
View
B+
Retailer 4
-
$785 NZD
$442 USD
View
B+
Retailer 5
-
$798 NZD
$450 USD
View
B+
Retailer 6
-
$808 NZD
£358 GBP
View
B
Retailer 7
-
$903 NZD
$509 USD
View
B
Retailer 8
-
$928 NZD
$523 USD
View
Most Expensive
B
Yorxs
622135568 · Nov 2
$1,071 NZD
€575 EUR
View
8 more retailers have this diamond
Prices start from $603 NZDSave up to $469 NZD

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
$603 NZD