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Round|Natural|GIA

0.40ct D I1 Round Natural Diamond

VG • D/I1 • GIA 1457569840

Certificate GIA 1457569840

Diamond specifications and retailer prices

From $568 NZD
HK$2,500 HKD
As of October 30, 2026
Save $1,973 NZD (78%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,541 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 very-good cut grade and certified by GIA 1457569840. Listed at 8 retailers as of October 30, 2026, with prices from $568 to $2,541, a $1,973 spread on the same certified stone. NZ Jewellers lists it at $2,541. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.40
Carat
D
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
Crown angle37°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1457569840
Dimensions4.59 × 4.63 × 2.97 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Key to symbols
Cloud, Feather
Top View
4.59 mm4.63 mm0.40 ctD / I1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1457569840
Side View
Table 57.0%Crown 37°Girdle: MED-THKPavilion 41°Culet: NoneDepth 64.5%

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: $1,088 NZD|Low: $568 NZD|High: $1,088 NZD|Avg: $877 NZD|+4.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 4$568 NZD
Retailer 2$720 NZD
Retailer 3$923 NZD
Retailer 5$988 NZD
Retailer 6$1,001 NZD
Retailer 1$1,088 NZD

19 data points across 6 retailers

8 retailers$568 NZD to $2,541 NZD

A
Cheapest Retailer
-
$568 NZD
HK$2,500 HKD
B+
Retailer 2
-
$664 NZD
$374 USD
View
B+
Retailer 3
-
$713 NZD
$402 USD
View
B+
Retailer 4
-
$740 NZD
$417 USD
View
B
Retailer 5
-
$892 NZD
$503 USD
View
B
Retailer 6
-
$923 NZD
$520 USD
View
B
Retailer 7
-
$1,088 NZD
€584 EUR
View
Most Expensive
C
NZ Jewellers
3b633c78-52ef-4475-82fb-ee4dff07d4f0 · Oct 30
$2,541 NZD
$1,432 USD
View
7 more retailers have this diamond
Prices start from $568 NZDSave up to $1,973 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
$568 NZD