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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 HK$1,999 HKD
As of November 4, 2026
Save HK$7,054 HKD (78%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$9,052 HKD 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 HK$1,999 to HK$9,052, a HK$7,054 spread on the same certified stone. NZ Jewellers lists it at HK$9,052. 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: HK$9,052 HKD|Low: HK$1,999 HKD|High: HK$9,052 HKD|Avg: HK$3,395 HKD
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 5HK$1,999 HKD
Retailer 9HK$2,038 HKD
Retailer 4HK$2,085 HKD
Retailer 14HK$2,155 HKD
Retailer 12HK$2,226 HKD
Retailer 13HK$2,688 HKD
Retailer 7HK$2,829 HKD
Retailer 3HK$3,017 HKD
Retailer 8HK$3,111 HKD
Retailer 6HK$3,409 HKD
Retailer 2HK$3,872 HKD
Retailer 11HK$4,091 HKD
Retailer 10HK$4,608 HKD
NZ JewellersHK$9,052 HKD

29 data points across 14 retailers

13 retailersHK$1,999 HKD to HK$9,052 HKD

A
Cheapest Retailer
-
HK$1,999 HKD
A
Retailer 2
-
HK$2,038 HKD
View
Retailer 3
-
HK$2,116 HKD
View
Price last confirmed 43 days ago
Retailer 4
-
HK$2,155 HKD
View
Price last confirmed 8 days ago
A
Retailer 5
-
HK$2,226 HKD
View
B+
Retailer 6
-
HK$2,688 HKD
View
B+
Retailer 7
-
HK$2,829 HKD
View
B+
Retailer 8
-
HK$3,017 HKD
View
A
Retailer 9
-
HK$3,111 HKD
View
B+
Retailer 10
-
HK$3,409 HKD
View
B+
Retailer 11
-
HK$3,872 HKD
View
B
Retailer 12
-
HK$4,608 HKD
View
Most Expensive
C
NZ Jewellers
c8024f03-3694-47a2-beab-bb6651a5c213 · Nov 4
HK$9,052 HKD
$1,155 USD
View
12 more retailers have this diamond
Prices start from HK$1,999 HKDSave up to HK$7,054 HKD

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
HK$1,999 HKD