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0.21ct D I1 Round Natural Diamond

EX • D/I1 • IGI 831667537

Shape and cutting style on the report: Round brilliant

Certificate IGI 831667537

Diamond specifications and retailer prices

From $120 NZD
₹6,458 INR
As of November 1, 2026
Save $797 NZD (87%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $917 NZD at NZ Jewellers · As of October 29, 2026
View at NZ Jewellers

About this 0.21ct natural round diamond

This 0.21ct 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 IGI 831667537. Listed at 8 retailers as of October 29, 2026, with prices from $120 to $917, a $797 spread on the same certified stone. NZ Jewellers lists it at $917. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.21
Carat
D
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.7°
Pavilion angle41.4°
OriginNatural
Grading LabIGI
CertificateIGI 831667537
Dimensions3.92 × 3.94 × 2.34 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
3.92 mm3.94 mm0.21 ctD / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 831667537
Side View
Table 58.0%Crown 31.7°Girdle: THN-MEDPavilion 41.4°CuletDepth 59.6%

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: Nov 1
Current: $917 NZD|Low: $120 NZD|High: $1,036 NZD|Avg: $336 NZD|-11.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 2$120 NZD
Retailer 4$199 NZD
Retailer 5$220 NZD
Retailer 8$229 NZD
Retailer 7$238 NZD
Retailer 6$268 NZD
Retailer 3$388 NZD
NZ Jewellers$917 NZD

25 data points across 8 retailers

8 retailers$120 NZD to $917 NZD

A
Cheapest Retailer
-
$120 NZD
₹6,458 INR
A
Retailer 2
-
$199 NZD
$112 USD
View
A
Retailer 3
-
$220 NZD
$124 USD
View
A
Retailer 4
-
$229 NZD
$129 USD
View
A
Retailer 5
-
$238 NZD
$134 USD
View
A
Retailer 6
-
$268 NZD
$151 USD
View
A
Retailer 7
-
$388 NZD
€208 EUR
View
Most Expensive
B
NZ Jewellers
30af398a-5d3a-43de-a82a-7d9932c8f3fb · Oct 29
$917 NZD
$517 USD
View
7 more retailers have this diamond
Prices start from $120 NZDSave up to $797 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
0.21ct Round
$120 NZD