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Oval|Natural|GIA

1.30ct J SI1 Oval Natural Diamond

ID • J/SI1 • GIA 1549153020

Certificate GIA 1549153020

Diamond specifications and retailer prices

From HK$21,106 HKD
As of November 6, 2026
Save HK$26,741 HKD (56%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: HK$47,847 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.3ct natural oval diamond

This 1.3ct natural oval sits in the one-and-a-quarter to one-and-a-half carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1549153020. Listed at 26 retailers as of November 5, 2026, with prices from HK$21,106 to HK$47,847, a HK$26,741 spread on the same certified stone. NZ Jewellers lists it at HK$47,847. 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

1.30
Carat
J
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.32°
Pavilion angle35.72°
OriginNatural
Grading LabGIA
CertificateGIA 1549153020
Dimensions8.32 × 5.94 × 3.79 mm
L/W Ratio1.40
Key to symbols
Crystal, Feather, Pinpoint
Top View
8.32 mm5.94 mm1.30 ctJ / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1549153020
Side View
Table 63.0%Crown 41.32°Girdle: THK-VTKPavilion 35.72°Culet: NoneDepth 63.7%

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 6
Current: HK$21,106 HKD|Low: HK$21,106 HKD|High: HK$46,170 HKD|Avg: HK$29,061 HKD|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 1HK$21,106 HKD
Retailer 10HK$21,161 HKD
Retailer 8HK$24,194 HKD
Retailer 2HK$26,177 HKD
Retailer 3HK$26,639 HKD
Retailer 6HK$28,418 HKD
Retailer 4HK$29,445 HKD
Retailer 5HK$31,969 HKD
Retailer 7HK$33,521 HKD
Retailer 9HK$45,802 HKD

25 data points across 10 retailers

26 retailersHK$21,106 HKD to HK$47,847 HKD

A
Cheapest Retailer
-
HK$21,106 HKD
B+
Retailer 2
-
HK$21,161 HKD
View
B+
Retailer 3
-
HK$23,450 HKD
View
B+
Retailer 4
-
HK$24,194 HKD
View
B+
Retailer 5
-
HK$24,382 HKD
View
B+
Retailer 6
-
HK$25,346 HKD
View
Final sale: no returns
B+
Retailer 7
-
HK$26,177 HKD
View
B
Retailer 8
-
HK$26,451 HKD
View
B+
Retailer 9
-
HK$26,639 HKD
View
B
Retailer 10
-
HK$27,149 HKD
View
Retailer 11
-
HK$27,462 HKD
View
Price last confirmed 8 days ago
B
Retailer 12
-
HK$27,462 HKD
View
B
Retailer 13
-
HK$28,418 HKD
View
B
Retailer 14
-
HK$28,520 HKD
View
B
Retailer 15
-
HK$28,599 HKD
View
B
Retailer 16
-
HK$29,234 HKD
View
B
Retailer 17
-
HK$29,320 HKD
View
Retailer 18
-
HK$29,445 HKD
View
Price last confirmed 33 days ago
B
Retailer 19
-
HK$29,445 HKD
View
B
Retailer 20
-
HK$31,694 HKD
View
B
Retailer 21
-
HK$31,969 HKD
View
B
Retailer 22
-
HK$33,521 HKD
View
B
Retailer 23
-
HK$39,838 HKD
View
B
Retailer 24
-
HK$40,950 HKD
View
B
Retailer 25
-
HK$45,802 HKD
View
Most Expensive
B
NZ Jewellers
8dec82a7-74db-4caa-b783-4ae9c54930b4 · Nov 5
HK$47,847 HKD
$6,105 USD
View
25 more retailers have this diamond
Prices start from HK$21,106 HKDSave up to HK$26,741 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
1.30ct Oval
HK$21,106 HKD