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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 $434 NZD
₹23,271 INR
As of October 31, 2026
Save $1,901 NZD (81%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,335 NZD 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 $434 to $2,335, a $1,901 spread on the same certified stone. NZ Jewellers lists it at $2,335. 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 31
Current: $2,335 NZD|Low: $432 NZD|High: $2,335 NZD|Avg: $914 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 2$434 NZD
Retailer 7$609 NZD
Retailer 9$656 NZD
Retailer 5$657 NZD
Retailer 4$680 NZD
Retailer 8$820 NZD
Retailer 6$869 NZD
Retailer 3$1,133 NZD
NZ Jewellers$2,335 NZD

45 data points across 9 retailers

9 retailers$434 NZD to $2,335 NZD

A
Cheapest Retailer
-
$434 NZD
₹23,271 INR
A
Retailer 2
-
$522 NZD
HK$2,300 HKD
View
A
Retailer 3
-
$609 NZD
$343 USD
View
B+
Retailer 4
-
$656 NZD
$370 USD
View
B+
Retailer 5
-
$680 NZD
$383 USD
View
B+
Retailer 6
-
$820 NZD
$462 USD
View
B+
Retailer 7
-
$869 NZD
$490 USD
View
B
Retailer 8
-
$1,133 NZD
€608 EUR
View
Most Expensive
B
NZ Jewellers
7684139b-5114-4271-a47c-c8f327972272 · Oct 30
$2,335 NZD
$1,316 USD
View
8 more retailers have this diamond
Prices start from $434 NZDSave up to $1,901 NZD

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
$434 NZD