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0.91ct K SI2 Round Natural Diamond

EX • K/SI2 • IGI 365950159

Shape and cutting style on the report: Round brilliant

Certificate IGI 365950159

Diamond specifications and retailer prices

From $865 USD
As of November 5, 2026
Save $1,848 USD (68%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,713 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.91ct natural round diamond

This 0.91ct natural round sits in the just-under-one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 365950159. Listed at 8 retailers as of November 5, 2026, with prices from $865 to $2,713, a $1,848 spread on the same certified stone. NZ Jewellers lists it at $2,713. 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

0.91
Carat
K
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.5°
OriginNatural
Grading LabIGI
CertificateIGI 365950159
Dimensions6.10 × 6.12 × 3.89 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
6.10 mm6.12 mm0.91 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 365950159
Side View
Table 55.0%Crown 36.3°Girdle: ThickPavilion 40.5°Culet: NoneDepth 63.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $2,713 USD|Low: $776 USD|High: $2,713 USD|Avg: $1,032 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 3, 2026
Retailer 9$776 USD
Retailer 2$865 USD
Retailer 8$867 USD
Retailer 3$876 USD
Retailer 6$898 USD
Retailer 5$998 USD
Retailer 7$998 USD
Retailer 4$1,480 USD
NZ Jewellers$2,713 USD

4 data points across 9 retailers

8 retailers$865 USD to $2,713 USD

A
Cheapest Retailer
-
$865 USD
Retailer 2
-
$867 USD
View
Price last confirmed 109 days ago
A
Retailer 3
-
$876 USD
View
A
Retailer 4
-
$898 USD
View
B+
Retailer 5
-
$998 USD
View
B+
Retailer 6
-
$998 USD
View
B
Retailer 7
-
$1,480 USD
View
Most Expensive
C
NZ Jewellers
3da1ec12-3b87-4f6b-b250-f7365eadac60 · Nov 5
$2,713 USD
View
7 more retailers have this diamond
Prices start from $865 USDSave up to $1,848 USD

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
0.91ct Round
$865 USD