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Round|Natural|GIA

1.51ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 2557794801

Certificate GIA 2557794801

Diamond specifications and retailer prices

From HK$28,074 HKD
As of November 4, 2026
Save HK$47,165 HKD (63%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$75,239 HKD at Jared · As of November 4, 2026
View at Jared

About this 1.51ct natural round diamond

This 1.51ct 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 2557794801. Listed at 18 retailers as of November 4, 2026, with prices from HK$28,074 to HK$75,239, a HK$47,165 spread on the same certified stone. Jared lists it at HK$75,239. 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

1.51
Carat
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2557794801
Dimensions7.40 × 7.35 × 4.58 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Twinning Wisp, Crystal, Feather, Cloud, Cavity
Top View
7.40 mm7.35 mm1.51 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2557794801
Side View
Table 56.0%Crown 34°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.6%

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$75,239 HKD|Low: HK$28,074 HKD|High: HK$75,239 HKD|Avg: HK$40,081 HKD
Jared
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
November 5, 2026
Retailer 13HK$28,074 HKD
Retailer 11HK$28,246 HKD
Retailer 12HK$29,618 HKD
Retailer 2HK$33,834 HKD
Retailer 3HK$35,057 HKD
Retailer 4HK$35,057 HKD
Retailer 5HK$35,057 HKD
Retailer 15HK$36,224 HKD
Retailer 14HK$39,924 HKD
Retailer 7HK$40,449 HKD
Retailer 9HK$43,372 HKD
Retailer 8HK$56,022 HKD
Retailer 6HK$61,077 HKD
Retailer 10HK$72,809 HKD
JaredHK$75,239 HKD

23 data points across 15 retailers

18 retailersHK$28,074 HKD to HK$75,239 HKD

Retailer 1
-
HK$23,246 HKD
Price last confirmed 82 days ago
A
Retailer 2
-
HK$28,074 HKD
View
A
Retailer 3
-
HK$28,246 HKD
View
A
Retailer 4
-
HK$29,618 HKD
View
Final sale: no returns
B+
Retailer 5
-
HK$33,834 HKD
View
Retailer 6
-
HK$35,057 HKD
View
Price last confirmed 8 days ago
Retailer 7
-
HK$35,057 HKD
View
Price last confirmed 8 days ago
Retailer 8
-
HK$35,057 HKD
View
Price last confirmed 8 days ago
Retailer 9
-
HK$36,224 HKD
View
Price last confirmed 7 days ago
Retailer 10
-
HK$36,836 HKD
View
Price last confirmed 38 days ago
B+
Retailer 11
-
HK$39,924 HKD
View
B+
Retailer 12
-
HK$40,449 HKD
View
B+
Retailer 13
-
HK$43,372 HKD
View
Retailer 14
-
HK$45,104 HKD
View
Price last confirmed 70 days ago
B
Retailer 15
-
HK$56,022 HKD
View
Retailer 16
-
HK$61,077 HKD
View
Price last confirmed 7 days ago
C
Retailer 17
-
HK$72,809 HKD
View
Most Expensive
B
Jared
160318552 · Nov 4
HK$75,239 HKD
$9,600 USD
View
17 more retailers have this diamond
Prices start from HK$28,074 HKDSave up to HK$47,165 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
1.51ct Round
HK$28,074 HKD