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Oval|Natural|GIA

0.40ct H SI2 Oval Natural Diamond

EX • H/SI2 • GIA 7551003925

Certificate GIA 7551003925

Diamond specifications and retailer prices

From $420 SGD
As of November 1, 2026
Save $329 SGD (44%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $749 SGD 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 7551003925. Listed at 9 retailers as of October 31, 2026, with prices from $420 to $749, a $329 spread on the same certified stone. Yorxs lists it at $749. 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
SymmetryVery Good
FluorescenceFaint
Crown angle39.09°
Pavilion angle40.01°
OriginNatural
Grading LabGIA
CertificateGIA 7551003925
Dimensions5.75 × 4.13 × 2.56 mm
L/W Ratio1.39
Culet sizeNone
Top View
5.75 mm4.13 mm0.40 ctH / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 7551003925
Side View
Table 60.0%Crown 39.09°Girdle: MED-VTKPavilion 40.01°Culet: NoneDepth 62.1%

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 1
Current: $559 SGD|Low: $420 SGD|High: $797 SGD|Avg: $567 SGD|-3.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Yorxs
November 1, 2026
Retailer 5$420 SGD
Retailer 7$435 SGD
Retailer 4$481 SGD
Retailer 3$541 SGD
Retailer 2$547 SGD
Retailer 1$559 SGD
Retailer 6$631 SGD
Yorxs$749 SGD

42 data points across 8 retailers

9 retailers$420 SGD to $749 SGD

A
Cheapest Retailer
-
$420 SGD
A
Retailer 2
-
$435 SGD
$340 USD
View
A
Retailer 3
-
$481 SGD
View
B+
Retailer 4
-
$541 SGD
£333 GBP
View
B+
Retailer 5
-
$547 SGD
$428 USD
View
B+
Retailer 6
-
$559 SGD
£344 GBP
View
B+
Retailer 7
-
$631 SGD
$494 USD
View
B
Retailer 8
-
$651 SGD
$509 USD
View
Most Expensive
B
Yorxs
526425817 · Oct 31
$749 SGD
€558 EUR
View
8 more retailers have this diamond
Prices start from $420 SGDSave up to $329 SGD

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
$420 SGD