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Round|Natural|GIA

0.45ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 1548025497

Certificate GIA 1548025497

Diamond specifications and retailer prices

From HK$2,087 HKD
As of November 6, 2026
Save HK$4,527 HKD (68%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$11,917 HKD at NZ Jewellers · As of August 29, 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 J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1548025497. Listed at 16 retailers as of November 4, 2026, with a 217% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1548025497
Dimensions4.92 × 4.94 × 3.02 mm
L/W Ratio1.00
Star length55%
Girdle conditionFaceted
Key to symbols
Feather
Top View
4.92 mm4.94 mm0.45 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1548025497
Side View
Table 60.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 61.2%

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 6
Current: HK$2,087 HKD|Low: HK$2,087 HKD|High: HK$6,904 HKD|Avg: HK$3,730 HKD|-8.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 1HK$2,087 HKD
Retailer 2HK$2,510 HKD
Retailer 9HK$2,958 HKD
Retailer 4HK$3,099 HKD
Retailer 10HK$3,256 HKD
Retailer 5HK$3,672 HKD
Retailer 7HK$3,781 HKD
Retailer 3HK$3,891 HKD
Retailer 6HK$4,793 HKD
Retailer 8HK$6,614 HKD

31 data points across 10 retailers

16 retailersHK$2,087 HKD to HK$6,614 HKD

A
Cheapest Retailer
-
HK$2,087 HKD
A
Retailer 2
-
HK$2,510 HKD
View
A
Retailer 3
-
HK$2,958 HKD
View
Retailer 4
-
HK$3,013 HKD
View
Price last confirmed 34 days ago
A
Retailer 5
-
HK$3,099 HKD
View
A
Retailer 6
-
HK$3,256 HKD
View
Retailer 7
-
HK$3,413 HKD
View
Price last confirmed 38 days ago
Retailer 8
-
HK$3,585 HKD
View
Price last confirmed 68 days ago
B+
Retailer 9
-
HK$3,672 HKD
View
B+
Retailer 10
-
HK$3,781 HKD
View
B+
Retailer 11
-
HK$3,891 HKD
View
Retailer 12
-
HK$4,056 HKD
View
Price last confirmed 35 days ago
B+
Retailer 13
-
HK$4,793 HKD
View
B
Retailer 14
-
HK$6,614 HKD
View
Retailer 15
-
HK$11,548 HKD
View
Price last confirmed 34 days ago
Most Expensive
NZ Jewellers
38fc1f19-a8ce-4a70-9d44-dcc7d143bacc · Aug 29
HK$11,917 HKD
$1,519 USD
View
Price last confirmed 69 days ago
15 more retailers have this diamond
Prices start from HK$2,087 HKDSave up to HK$4,527 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$2,087 HKD