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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 €304 EUR
SGD 459 SGD
As of October 31, 2026
Save €235 EUR (44%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €539 EUR 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 €304 to €539, a €235 spread on the same certified stone. Yorxs lists it at €539. 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: €404 EUR|Low: €304 EUR|High: €565 EUR|Avg: €415 EUR|-1.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Yorxs
November 1, 2026
Retailer 7€304 EUR
Retailer 3€344 EUR
Retailer 2€391 EUR
Retailer 5€396 EUR
Retailer 6€403 EUR
Retailer 1€404 EUR
Retailer 4€455 EUR
Yorxs€539 EUR

40 data points across 8 retailers

9 retailers€304 EUR to €539 EUR

A
Cheapest Retailer
-
€304 EUR
SGD 459 SGD
A
Retailer 2
-
€344 EUR
SGD 520 SGD
View
B+
Retailer 3
-
€391 EUR
£344 GBP
View
B+
Retailer 4
-
€396 EUR
$442 USD
View
B+
Retailer 5
-
€403 EUR
$450 USD
View
B+
Retailer 6
-
€404 EUR
£355 GBP
View
B
Retailer 7
-
€455 EUR
$509 USD
View
B
Retailer 8
-
€468 EUR
$523 USD
View
Most Expensive
B
Yorxs
622135568 · Oct 31
€539 EUR
View
8 more retailers have this diamond
Prices start from €304 EURSave up to €235 EUR

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
€304 EUR