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Round|Natural|GIA

1.50ct N SI1 Round Natural Diamond

EX • N/SI1 • GIA 6532430418

Certificate GIA 6532430418

Diamond specifications and retailer prices

From HK$18,554 HKD
As of November 6, 2026
Save HK$6,331 HKD (25%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$41,799 HKD at NZ Jewellers · As of October 17, 2026
View at NZ Jewellers

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded N colour (tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6532430418. Listed at 9 retailers as of November 4, 2026, with a 34% 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

1.50
Carat
N
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6532430418
Dimensions7.30 × 7.25 × 4.54 mm
L/W Ratio1.01
Top View
7.30 mm7.25 mm1.50 ctN / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6532430418
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.5%

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$18,946 HKD|Low: HK$18,554 HKD|High: HK$33,460 HKD|Avg: HK$24,636 HKD|-10.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 2HK$18,554 HKD
Retailer 1HK$18,946 HKD
Retailer 4HK$24,571 HKD
Retailer 3HK$24,885 HKD
Retailer 5HK$33,460 HKD

26 data points across 5 retailers

9 retailersHK$18,554 HKD to HK$24,885 HKD

A
Cheapest Retailer
-
HK$18,554 HKD
B+
Retailer 2
-
HK$18,946 HKD
View
Retailer 3
-
HK$19,997 HKD
View
Price last confirmed 21 days ago
Retailer 4
-
HK$19,997 HKD
View
Price last confirmed 17 days ago
Retailer 5
-
HK$20,915 HKD
View
Price last confirmed 22 days ago
Retailer 6
-
HK$23,073 HKD
View
Price last confirmed 19 days ago
B
Retailer 7
-
HK$24,571 HKD
View
B
Retailer 8
-
HK$24,885 HKD
View
Most Expensive
NZ Jewellers
e52c0f87-12d7-4361-8fb4-c1e041dc6f94 · Oct 17
HK$41,799 HKD
$5,328 USD
View
Price last confirmed 19 days ago
8 more retailers have this diamond
Prices start from HK$18,554 HKDSave up to HK$6,331 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
1.50ct Round
HK$18,554 HKD