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Oval|Natural|GIA

1.30ct J SI1 Oval Natural Diamond

EX • J/SI1 • GIA 2548233328

Certificate GIA 2548233328

Diamond specifications and retailer prices

From HK$13,339 HKD
As of November 6, 2026
Save HK$24,586 HKD (65%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$37,925 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 2548233328. Listed at 10 retailers as of November 5, 2026, with prices from HK$13,339 to HK$37,925, a HK$24,586 spread on the same certified stone. NZ Jewellers lists it at HK$37,925. 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
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle36.76°
OriginNatural
Grading LabGIA
CertificateGIA 2548233328
Dimensions8.77 × 5.93 × 3.71 mm
L/W Ratio1.48
Top View
8.77 mm5.93 mm1.30 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2548233328
Side View
Table 65.0%CrownGirdle: THK-VTKPavilion 36.76°Culet: NDepth 62.6%

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 6
Current: HK$37,925 HKD|Low: HK$13,339 HKD|High: HK$41,233 HKD|Avg: HK$22,605 HKD|-8.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 7HK$13,339 HKD
Retailer 9HK$17,062 HKD
Retailer 10HK$17,626 HKD
Retailer 8HK$18,144 HKD
Retailer 3HK$18,559 HKD
Retailer 6HK$18,982 HKD
Retailer 2HK$21,333 HKD
Retailer 4HK$22,517 HKD
Retailer 5HK$31,694 HKD
NZ JewellersHK$37,925 HKD

34 data points across 10 retailers

10 retailersHK$13,339 HKD to HK$37,925 HKD

A
Cheapest Retailer
-
HK$13,339 HKD
A
Retailer 2
-
HK$17,062 HKD
View
B+
Retailer 3
-
HK$17,626 HKD
View
Final sale: no returns
A
Retailer 4
-
HK$18,144 HKD
View
A
Retailer 5
-
HK$18,559 HKD
View
A
Retailer 6
-
HK$18,982 HKD
View
B+
Retailer 7
-
HK$21,333 HKD
View
B+
Retailer 8
-
HK$22,517 HKD
View
B
Retailer 9
-
HK$31,694 HKD
View
Most Expensive
B
NZ Jewellers
3a856420-5296-4e42-be6f-f3a6666bd504 · Nov 5
HK$37,925 HKD
$4,839 USD
View
9 more retailers have this diamond
Prices start from HK$13,339 HKDSave up to HK$24,586 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$13,339 HKD