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Round|Natural|GIA

1.50ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 6492040977

Certificate GIA 6492040977

Diamond specifications and retailer prices

From HK$40,607 HKD
As of November 6, 2026
Save HK$50,013 HKD (55%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$90,620 HKD at NZ Jewellers · As of November 5, 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 J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6492040977. Listed at 21 retailers as of November 5, 2026, with prices from HK$40,607 to HK$90,620, a HK$50,013 spread on the same certified stone. NZ Jewellers lists it at HK$90,620. 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
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6492040977
Dimensions7.36 × 7.31 × 4.47 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
7.36 mm7.31 mm1.50 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6492040977
Side View
Table 60.0%Crown 34.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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$90,620 HKD|Low: HK$37,759 HKD|High: HK$90,620 HKD|Avg: HK$55,992 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
November 6, 2026
Retailer 10HK$40,607 HKD
Retailer 7HK$41,266 HKD
Retailer 8HK$45,314 HKD
Retailer 3HK$49,087 HKD
Retailer 9HK$49,087 HKD
Retailer 12HK$49,087 HKD
Retailer 2HK$51,111 HKD
Retailer 5HK$55,670 HKD
Retailer 11HK$56,642 HKD
Retailer 4HK$59,718 HKD
Retailer 6HK$79,613 HKD
NZ JewellersHK$90,620 HKD

42 data points across 12 retailers

21 retailersHK$40,607 HKD to HK$90,620 HKD

B+
Cheapest Retailer
-
HK$40,607 HKD
B+
Retailer 2
-
HK$41,266 HKD
View
B
Retailer 3
-
HK$41,611 HKD
View
B+
Retailer 4
-
HK$42,811 HKD
View
B+
Retailer 5
-
HK$44,490 HKD
View
B
Retailer 6
-
HK$45,314 HKD
View
Final sale: no returns
B
Retailer 7
-
HK$45,337 HKD
View
B
Retailer 8
-
HK$45,690 HKD
View
B
Retailer 9
-
HK$49,087 HKD
View
Retailer 10
-
HK$49,087 HKD
View
Price last confirmed 8 days ago
B
Retailer 11
-
HK$49,087 HKD
View
B
Retailer 12
-
HK$51,111 HKD
View
B
Retailer 13
-
HK$51,770 HKD
View
B
Retailer 14
-
HK$54,603 HKD
View
B
Retailer 15
-
HK$54,603 HKD
View
B
Retailer 16
-
HK$55,670 HKD
View
B
Retailer 17
-
HK$56,485 HKD
View
B
Retailer 18
-
HK$56,642 HKD
View
Retailer 19
-
HK$59,718 HKD
View
Price last confirmed 14 days ago
B
Retailer 20
-
HK$79,613 HKD
View
Most Expensive
B
NZ Jewellers
685f6d57-6f08-4fdb-9fdc-7553c50ef302 · Nov 5
HK$90,620 HKD
$11,551 USD
View
20 more retailers have this diamond
Prices start from HK$40,607 HKDSave up to HK$50,013 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.

B+
1.50ct Round
HK$40,607 HKD