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Round|Natural|GIA

0.40ct D I1 Round Natural Diamond

EX • D/I1 • GIA 2506709249

Certificate GIA 2506709249

Diamond specifications and retailer prices

From $313 SGD
₹23,352 INR
As of October 30, 2026
Save $1,369 SGD (81%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,682 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 I1 clarity (included), with a top-tier cut grade and certified by GIA 2506709249. Listed at 9 retailers as of October 30, 2026, with prices from $313 to $1,682, a $1,369 spread on the same certified stone. NZ Jewellers lists it at $1,682. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.40
Carat
D
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle33°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2506709249
Dimensions4.79 × 4.80 × 2.92 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
4.79 mm4.80 mm0.40 ctD / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 2506709249
Side View
Table 57.0%Crown 33°Girdle: MED-STKPavilion 41°Culet: NoneDepth 60.8%

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 30
Current: $1,682 SGD|Low: $312 SGD|High: $1,682 SGD|Avg: $659 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 2$313 SGD
Retailer 7$438 SGD
Retailer 9$473 SGD
Retailer 5$473 SGD
Retailer 4$490 SGD
Retailer 8$591 SGD
Retailer 6$626 SGD
Retailer 3$816 SGD
NZ Jewellers$1,682 SGD

45 data points across 9 retailers

9 retailers$313 SGD to $1,682 SGD

A
Cheapest Retailer
-
$313 SGD
₹23,352 INR
A
Retailer 2
-
$376 SGD
HK$2,300 HKD
View
A
Retailer 3
-
$438 SGD
$343 USD
View
B+
Retailer 4
-
$473 SGD
$370 USD
View
B+
Retailer 5
-
$490 SGD
$383 USD
View
B+
Retailer 6
-
$591 SGD
$462 USD
View
B+
Retailer 7
-
$626 SGD
$490 USD
View
B
Retailer 8
-
$816 SGD
€608 EUR
View
Most Expensive
B
NZ Jewellers
7684139b-5114-4271-a47c-c8f327972272 · Oct 30
$1,682 SGD
$1,316 USD
View
8 more retailers have this diamond
Prices start from $313 SGDSave up to $1,369 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 Round
$313 SGD