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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 HK$1,917 HKD
₹23,271 INR
As of October 31, 2026
Save HK$8,408 HKD (81%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$10,325 HKD 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 HK$1,917 to HK$10,325, a HK$8,408 spread on the same certified stone. NZ Jewellers lists it at HK$10,325. 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: HK$10,325 HKD|Low: HK$1,912 HKD|High: HK$10,325 HKD|Avg: HK$4,044 HKD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 2HK$1,917 HKD
Retailer 7HK$2,691 HKD
Retailer 9HK$2,903 HKD
Retailer 5HK$2,905 HKD
Retailer 4HK$3,005 HKD
Retailer 8HK$3,625 HKD
Retailer 6HK$3,844 HKD
Retailer 3HK$5,009 HKD
NZ JewellersHK$10,325 HKD

46 data points across 9 retailers

9 retailersHK$1,917 HKD to HK$10,325 HKD

A
Cheapest Retailer
-
HK$1,917 HKD
₹23,271 INR
A
Retailer 2
-
HK$2,310 HKD
View
A
Retailer 3
-
HK$2,691 HKD
$343 USD
View
B+
Retailer 4
-
HK$2,903 HKD
$370 USD
View
B+
Retailer 5
-
HK$3,005 HKD
$383 USD
View
B+
Retailer 6
-
HK$3,625 HKD
$462 USD
View
B+
Retailer 7
-
HK$3,844 HKD
$490 USD
View
B
Retailer 8
-
HK$5,009 HKD
€608 EUR
View
Most Expensive
B
NZ Jewellers
7684139b-5114-4271-a47c-c8f327972272 · Oct 30
HK$10,325 HKD
$1,316 USD
View
8 more retailers have this diamond
Prices start from HK$1,917 HKDSave up to HK$8,408 HKD

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
HK$1,917 HKD