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Round|Natural|GIA

1.30ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 1246015499

Certificate GIA 1246015499

Diamond specifications and retailer prices

From HK$17,054 HKD
As of November 2, 2026
Save HK$9,413 HKD (36%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$42,902 HKD at NZ Jewellers · As of September 26, 2026
View at NZ Jewellers

About this 1.3ct natural round diamond

This 1.3ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1246015499. Listed at 9 retailers as of November 2, 2026, with a 55% 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

1.30
Carat
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1246015499
Dimensions6.93 × 6.96 × 4.32 mm
L/W Ratio1.00
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
6.93 mm6.96 mm1.30 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1246015499
Side View
Table 58.0%CrownGirdle: MED-STKPavilion 40.8°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 2
Current: HK$26,467 HKD|Low: HK$17,054 HKD|High: HK$41,718 HKD|Avg: HK$26,911 HKD|-4.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 2HK$17,054 HKD
Retailer 3HK$21,098 HKD
Retailer 5HK$24,029 HKD
Retailer 7HK$25,307 HKD
Retailer 1HK$26,467 HKD
Retailer 6HK$35,958 HKD
Retailer 4HK$39,383 HKD

26 data points across 7 retailers

9 retailersHK$17,054 HKD to HK$26,467 HKD

A
Cheapest Retailer
-
HK$17,054 HKD
A
Retailer 2
-
HK$21,098 HKD
View
Retailer 3
-
HK$24,029 HKD
View
Price last confirmed 11 days ago
Retailer 4
-
HK$24,625 HKD
View
Price last confirmed 39 days ago
A
Retailer 5
-
HK$25,307 HKD
View
A
Retailer 6
-
HK$26,467 HKD
View
Retailer 7
-
HK$35,958 HKD
View
Price last confirmed 16 days ago
Retailer 8
-
HK$39,383 HKD
View
Price last confirmed 8 days ago
Most Expensive
NZ Jewellers
a421a3f2-41b9-4ff9-9ed6-b40949d7198a · Sep 26
HK$42,902 HKD
$5,474 USD
View
Price last confirmed 40 days ago
8 more retailers have this diamond
Prices start from HK$17,054 HKDSave up to HK$9,413 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 Round
HK$17,054 HKD