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Round|Natural|GIA

1.54ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 1499133299

Certificate GIA 1499133299

Diamond specifications and retailer prices

From HK$23,096 HKD
As of November 4, 2026
Save HK$28,611 HKD (55%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$53,865 HKD at NZ Jewellers · As of October 20, 2026
View at NZ Jewellers

About this 1.54ct natural round diamond

This 1.54ct 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 1499133299. Listed at 18 retailers as of November 2, 2026, with a 124% 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

1.54
Carat
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1499133299
Dimensions7.38 × 7.34 × 4.54 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Cert comments
Additional twinning wisps- pinpoints and surface graining are not shown.
Key to symbols
Feather, Crystal, Twinning Wisp
Top View
7.38 mm7.34 mm1.54 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1499133299
Side View
Table 58.0%Crown 34°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.7%

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$29,372 HKD|Low: HK$23,096 HKD|High: HK$52,327 HKD|Avg: HK$32,525 HKD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 10HK$23,096 HKD
Retailer 4HK$23,292 HKD
Retailer 2HK$27,772 HKD
Retailer 11HK$27,850 HKD
Retailer 3HK$28,533 HKD
Retailer 6HK$29,114 HKD
Retailer 1HK$29,372 HKD
Retailer 7HK$30,934 HKD
Retailer 8HK$34,715 HKD
Retailer 5HK$39,791 HKD
Retailer 9HK$51,708 HKD

31 data points across 11 retailers

18 retailersHK$23,096 HKD to HK$51,708 HKD

A
Cheapest Retailer
-
HK$23,096 HKD
A
Retailer 2
-
HK$23,292 HKD
View
A
Retailer 3
-
HK$27,207 HKD
View
A
Retailer 4
-
HK$27,772 HKD
View
A
Retailer 5
-
HK$27,850 HKD
View
A
Retailer 6
-
HK$28,533 HKD
View
Final sale: no returns
A
Retailer 7
-
HK$29,114 HKD
View
A
Retailer 8
-
HK$29,372 HKD
View
Retailer 9
-
HK$30,918 HKD
View
Price last confirmed 21 days ago
Retailer 10
-
HK$30,918 HKD
View
Price last confirmed 17 days ago
Retailer 11
-
HK$30,918 HKD
View
Price last confirmed 22 days ago
A
Retailer 12
-
HK$30,934 HKD
View
B+
Retailer 13
-
HK$32,071 HKD
View
B+
Retailer 14
-
HK$34,715 HKD
View
Retailer 15
-
HK$35,680 HKD
View
Price last confirmed 16 days ago
B+
Retailer 16
-
HK$39,791 HKD
View
B
Retailer 17
-
HK$51,708 HKD
View
Most Expensive
NZ Jewellers
d14a2bef-9199-4459-9d50-ae62086718e9 · Oct 20
HK$53,865 HKD
$6,866 USD
View
Price last confirmed 16 days ago
17 more retailers have this diamond
Prices start from HK$23,096 HKDSave up to HK$28,611 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
1.54ct Round
HK$23,096 HKD