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Round|Natural|GIA

1.40ct D SI2 Round Natural Diamond

EX • D/SI2

Diamond specifications and retailer prices

From $8,476 NZD
CA$6,635 CAD
As of October 30, 2026
Save $7,759 NZD (48%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $16,235 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.4ct natural round diamond

This 1.4ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA. Listed at 10 retailers as of October 30, 2026, with prices from $8,476 to $16,235, a $7,759 spread on the same certified stone. NZ Jewellers lists it at $16,235. 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

1.40
Carat
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
Dimensions7.12 × 7.15 × 4.48 mm
L/W Ratio1.00
Top View
7.12 mm7.15 mm1.40 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA
Side View
Table 57.0%CrownGirdle: MediumPavilionCulet: NoneDepth 62.8%

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: $16,235 NZD|Low: $8,476 NZD|High: $17,163 NZD|Avg: $10,287 NZD|-5.4%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 2$8,476 NZD
Retailer 4$8,793 NZD
Retailer 5$8,793 NZD
Retailer 6$8,793 NZD
Retailer 7$8,868 NZD
Retailer 9$9,253 NZD
Retailer 3$9,368 NZD
Retailer 8$9,853 NZD
Retailer 10$10,147 NZD
NZ Jewellers$16,235 NZD

19 data points across 10 retailers

10 retailers$8,476 NZD to $16,235 NZD

A
Cheapest Retailer
-
$8,476 NZD
CA$6,635 CAD
A
Retailer 2
-
$8,793 NZD
$4,956 USD
View
A
Retailer 3
-
$8,793 NZD
$4,956 USD
View
A
Retailer 4
-
$8,793 NZD
$4,956 USD
View
A
Retailer 5
-
$8,868 NZD
$4,998 USD
View
A
Retailer 6
-
$9,253 NZD
$5,215 USD
View
A
Retailer 7
-
$9,368 NZD
£4,157 GBP
View
B+
Retailer 8
-
$9,853 NZD
$5,553 USD
View
B+
Retailer 9
-
$10,147 NZD
$5,719 USD
View
Most Expensive
B
NZ Jewellers
d81915fb-9f7f-4cb7-b246-b38142635962 · Oct 30
$16,235 NZD
$9,150 USD
View
9 more retailers have this diamond
Prices start from $8,476 NZDSave up to $7,759 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
1.40ct Round
$8,476 NZD