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Round|Natural|GIA

0.40ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 2506686469

Certificate GIA 2506686469

Diamond specifications and retailer prices

From $895 SGD
$700 USD
As of October 28, 2026
Save $1,008 SGD (53%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,098 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.4ct natural round diamond

This 0.4ct natural round sits in the sub-half-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2506686469. Listed at 18 retailers as of October 28, 2026, with a 113% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2506686469
Dimensions4.72 × 4.70 × 2.93 mm
L/W Ratio1.00
Star length45%
Lower girdle80%
Top View
4.72 mm4.70 mm0.40 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2506686469
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.1%

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 28
Current: $3,098 SGD|Low: $878 SGD|High: $3,098 SGD|Avg: $1,381 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 30, 2026
Retailer 15$878 SGD
Retailer 5$895 SGD
Retailer 14$911 SGD
Retailer 4$914 SGD
Retailer 10$946 SGD
Retailer 3$1,125 SGD
Retailer 7$1,125 SGD
Retailer 6$1,163 SGD
Retailer 2$1,181 SGD
Retailer 12$1,258 SGD
Retailer 9$1,281 SGD
Retailer 13$1,493 SGD
Retailer 8$1,818 SGD
Retailer 11$2,853 SGD
NZ Jewellers$3,098 SGD

42 data points across 15 retailers

18 retailers$895 SGD to $1,903 SGD

Retailer 1
-
$878 SGD
$687 USD
Price last confirmed 12 days ago
B+
Retailer 2
-
$895 SGD
$700 USD
View
Retailer 3
-
$911 SGD
$712 USD
View
Price last confirmed 75 days ago
B+
Retailer 4
-
$914 SGD
$715 USD
View
B+
Retailer 5
-
$923 SGD
A$1,111 AUD
View
B+
Retailer 6
-
$929 SGD
$727 USD
View
B+
Retailer 7
-
$946 SGD
$740 USD
View
B+
Retailer 8
-
$1,033 SGD
$808 USD
View
B+
Retailer 9
-
$1,125 SGD
$880 USD
View
B+
Retailer 10
-
$1,125 SGD
$880 USD
View
B+
Retailer 11
-
$1,163 SGD
$910 USD
View
B+
Retailer 12
-
$1,181 SGD
£727 GBP
View
B
Retailer 13
-
$1,258 SGD
$984 USD
View
B
Retailer 14
-
$1,281 SGD
€954 EUR
View
B
Retailer 15
-
$1,818 SGD
£1,120 GBP
View
B
Retailer 16
-
$1,903 SGD
£1,172 GBP
View
Retailer 17
-
$2,853 SGD
CA$3,100 CAD
View
Price under review
Most Expensive
NZ Jewellers
826d9c3a-1e7d-4411-bc46-cdd71cd06b2b · Oct 30
$3,098 SGD
$2,423 USD
View
Price under review
17 more retailers have this diamond
Prices start from $895 SGDSave up to $1,008 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.

B+
0.40ct Round
$895 SGD