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0.45ct K SI1 Round Natural Diamond

EX • K/SI1 • IGI 800674294

Shape and cutting style on the report: Round brilliant

Certificate IGI 800674294

Diamond specifications and retailer prices

From $460 NZD
As of November 4, 2026
Save $1,624 NZD (78%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,084 NZD at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.45ct natural round diamond

This 0.45ct natural round sits in the sub-half-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 800674294. Listed at 13 retailers as of November 4, 2026, with prices from $460 to $2,084, a $1,624 spread on the same certified stone. NZ Jewellers lists it at $2,084. 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

0.45
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.7°
OriginNatural
Grading LabIGI
CertificateIGI 800674294
Dimensions4.88 × 4.91 × 3.08 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
4.88 mm4.91 mm0.45 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 800674294
Side View
Table 57.0%Crown 34°Girdle: MediumPavilion 41.7°Culet: NoneDepth 62.9%

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 4
Current: $2,084 NZD|Low: $460 NZD|High: $2,084 NZD|Avg: $781 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 5, 2026
Retailer 5$460 NZD
Retailer 9$469 NZD
Retailer 4$480 NZD
Retailer 14$496 NZD
Retailer 12$512 NZD
Retailer 13$619 NZD
Retailer 7$651 NZD
Retailer 3$695 NZD
Retailer 8$716 NZD
Retailer 6$785 NZD
Retailer 2$891 NZD
Retailer 11$942 NZD
Retailer 10$1,061 NZD
NZ Jewellers$2,084 NZD

29 data points across 14 retailers

13 retailers$460 NZD to $2,084 NZD

A
Cheapest Retailer
-
$460 NZD
A
Retailer 2
-
$469 NZD
View
Retailer 3
-
$487 NZD
View
Price last confirmed 43 days ago
Retailer 4
-
$496 NZD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$512 NZD
View
B+
Retailer 6
-
$619 NZD
View
B+
Retailer 7
-
$651 NZD
View
B+
Retailer 8
-
$695 NZD
View
A
Retailer 9
-
$716 NZD
View
B+
Retailer 10
-
$785 NZD
View
B+
Retailer 11
-
$891 NZD
View
B
Retailer 12
-
$1,061 NZD
View
Most Expensive
C
NZ Jewellers
c8024f03-3694-47a2-beab-bb6651a5c213 · Nov 4
$2,084 NZD
$1,155 USD
View
12 more retailers have this diamond
Prices start from $460 NZDSave up to $1,624 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
0.45ct Round
$460 NZD