Oval|Natural|GIA

0.40ct I SI2 Oval Natural Diamond

EX • I/SI2 • GIA 2527058284

Certificate GIA 2527058284

Diamond specifications and retailer prices

From $416 USD
SGD 562 SGD
As of October 31, 2026
Save $297 USD (42%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $713 USD 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 I 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 2527058284. Listed at 6 retailers as of October 31, 2026, with prices from $416 to $713, a $297 spread on the same certified stone. Yorxs lists it at $713. 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
I
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2527058284
Dimensions5.89 × 4.17 × 2.51 mm
L/W Ratio1.41
Culet sizeNone
Top View
5.89 mm4.17 mm0.40 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2527058284
Side View
Table 58.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 60.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $507 USD|Low: $416 USD|High: $716 USD|Avg: $539 USD|+7.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Yorxs
October 31, 2026
Retailer 3$416 USD
Retailer 2$449 USD
Retailer 1$507 USD
Retailer 5$541 USD
Retailer 4$616 USD
Yorxs$713 USD

39 data points across 6 retailers

6 retailers$416 USD to $713 USD

B+
Cheapest Retailer
-
$416 USD
SGD 562 SGD
B+
Retailer 2
-
$449 USD
SGD 607 SGD
View
B
Retailer 3
-
$507 USD
£399 GBP
View
B
Retailer 4
-
$541 USD
View
B
Retailer 5
-
$616 USD
View
Most Expensive
B
Yorxs
614916698 · Oct 31
$713 USD
€679 EUR
View
5 more retailers have this diamond
Prices start from $416 USDSave up to $297 USD

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.

B+
0.40ct Oval
$416 USD