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Round|Natural|GIA

1.54ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 1513658487

Certificate GIA 1513658487

Diamond specifications and retailer prices

From HK$26,036 HKD
As of November 6, 2026
Save HK$27,541 HKD (51%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$58,201 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 1513658487. Listed at 13 retailers as of November 4, 2026, with a 106% 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 angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1513658487
Dimensions7.37 × 7.33 × 4.58 mm
L/W Ratio1.01
Star length50%
Culet sizeNone
Key to symbols
Crystal, Needle
Top View
7.37 mm7.33 mm1.54 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1513658487
Side View
Table 59.0%Crown 36°Girdle: MED-THKPavilion 41°Culet: NoneDepth 62.2%

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$58,201 HKD|Low: HK$23,277 HKD|High: HK$58,201 HKD|Avg: HK$35,267 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
Retailer 15
Retailer 16
November 6, 2026
Retailer 12HK$26,036 HKD
Retailer 11HK$28,207 HKD
Retailer 2HK$28,654 HKD
Retailer 16HK$30,096 HKD
Retailer 6HK$30,103 HKD
Retailer 14HK$30,268 HKD
Retailer 13HK$31,428 HKD
Retailer 7HK$33,787 HKD
Retailer 4HK$34,485 HKD
Retailer 5HK$34,485 HKD
Retailer 3HK$34,923 HKD
Retailer 15HK$35,660 HKD
Retailer 8HK$36,099 HKD
Retailer 9HK$37,878 HKD
Retailer 10HK$53,576 HKD
NZ JewellersHK$58,201 HKD

27 data points across 16 retailers

13 retailersHK$26,036 HKD to HK$53,576 HKD

A
Cheapest Retailer
-
HK$26,036 HKD
A
Retailer 2
-
HK$28,207 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$28,654 HKD
View
B+
Retailer 4
-
HK$30,096 HKD
View
Retailer 5
-
HK$30,268 HKD
View
Price last confirmed 15 days ago
Retailer 6
-
HK$31,428 HKD
View
Price last confirmed 15 days ago
B+
Retailer 7
-
HK$34,485 HKD
View
B+
Retailer 8
-
HK$34,485 HKD
View
Retailer 9
-
HK$34,923 HKD
View
Price last confirmed 14 days ago
B+
Retailer 10
-
HK$35,660 HKD
View
B+
Retailer 11
-
HK$37,878 HKD
View
B
Retailer 12
-
HK$53,576 HKD
View
Most Expensive
NZ Jewellers
c81354be-06af-41f1-9e03-e294e239dfe7 · Oct 20
HK$58,201 HKD
$7,426 USD
View
Price last confirmed 16 days ago
12 more retailers have this diamond
Prices start from HK$26,036 HKDSave up to HK$27,541 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$26,036 HKD