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Oval|Natural|GIA

1.30ct H SI2 Oval Natural Diamond

ID • H/SI2 • GIA 5231721354

Certificate GIA 5231721354

Diamond specifications and retailer prices

From HK$22,078 HKD
As of November 2, 2026
Save HK$24,609 HKD (53%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: HK$46,687 HKD at NZ Jewellers · As of November 2, 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 H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5231721354. Listed at 6 retailers as of November 2, 2026, with prices from HK$22,078 to HK$46,687, a HK$24,609 spread on the same certified stone. NZ Jewellers lists it at HK$46,687. 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
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.88°
OriginNatural
Grading LabGIA
CertificateGIA 5231721354
Dimensions8.92 × 5.84 × 3.65 mm
L/W Ratio1.53
Top View
8.92 mm5.84 mm1.30 ctH / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5231721354
Side View
Table 64.0%Crown 36.88°Girdle: STK-VTKPavilionCulet: NoneDepth 62.5%

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$46,687 HKD|Low: HK$22,070 HKD|High: HK$46,750 HKD|Avg: HK$28,596 HKD|-0.1%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 2HK$22,078 HKD
Retailer 5HK$22,337 HKD
Retailer 4HK$23,191 HKD
Retailer 6HK$23,489 HKD
Retailer 10HK$24,641 HKD
Retailer 7HK$25,409 HKD
Retailer 9HK$27,486 HKD
Retailer 8HK$28,183 HKD
Retailer 3HK$39,124 HKD
NZ JewellersHK$46,687 HKD

32 data points across 10 retailers

6 retailersHK$22,078 HKD to HK$46,687 HKD

A
Cheapest Retailer
-
HK$22,078 HKD
A
Retailer 2
-
HK$22,337 HKD
View
A
Retailer 3
-
HK$23,191 HKD
View
A
Retailer 4
-
HK$23,489 HKD
View
B+
Retailer 5
-
HK$39,124 HKD
View
Most Expensive
B
NZ Jewellers
f685adb4-9893-444c-afd0-fb9bef5fc864 · Nov 2
HK$46,687 HKD
$5,957 USD
View
5 more retailers have this diamond
Prices start from HK$22,078 HKDSave up to HK$24,609 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$22,078 HKD