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Round|Natural|GIA

1.30ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 7551404033

Certificate GIA 7551404033

Diamond specifications and retailer prices

From HK$23,614 HKD
As of November 6, 2026
Save HK$30,832 HKD (57%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$54,446 HKD at NZ Jewellers · As of November 5, 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7551404033. Listed at 19 retailers as of November 5, 2026, with prices from HK$23,614 to HK$54,446, a HK$30,832 spread on the same certified stone. NZ Jewellers lists it at HK$54,446. 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
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 7551404033
Dimensions6.94 × 6.97 × 4.28 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Top View
6.94 mm6.97 mm1.30 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7551404033
Side View
Table 59.0%Crown 35.5°Girdle: MED-STKPavilion 40.6°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 6
Current: HK$54,446 HKD|Low: HK$23,450 HKD|High: HK$55,285 HKD|Avg: HK$34,209 HKD|-1.5%
NZ Jewellers
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
Retailer 16
Retailer 17
Retailer 18
November 7, 2026
Retailer 11HK$23,614 HKD
Retailer 16HK$26,334 HKD
Retailer 5HK$27,501 HKD
Retailer 9HK$27,995 HKD
Retailer 6HK$28,842 HKD
Retailer 14HK$29,821 HKD
Retailer 10HK$30,777 HKD
Retailer 4HK$31,256 HKD
Retailer 7HK$31,256 HKD
Retailer 2HK$31,365 HKD
Retailer 13HK$32,400 HKD
Retailer 12HK$33,427 HKD
Retailer 15HK$34,782 HKD
Retailer 3HK$35,731 HKD
Retailer 18HK$36,060 HKD
Retailer 17HK$38,145 HKD
Retailer 8HK$51,468 HKD
NZ JewellersHK$54,446 HKD

25 data points across 18 retailers

19 retailersHK$23,614 HKD to HK$54,446 HKD

A
Cheapest Retailer
-
HK$23,614 HKD
A
Retailer 2
-
HK$26,334 HKD
View
A
Retailer 3
-
HK$27,501 HKD
View
A
Retailer 4
-
HK$27,995 HKD
View
B+
Retailer 5
-
HK$28,842 HKD
View
Final sale: no returns
B+
Retailer 6
-
HK$29,821 HKD
View
Retailer 7
-
HK$30,777 HKD
View
Price last confirmed 9 days ago
B+
Retailer 8
-
HK$31,256 HKD
View
B+
Retailer 9
-
HK$31,256 HKD
View
B+
Retailer 10
-
HK$31,365 HKD
View
B+
Retailer 11
-
HK$32,400 HKD
View
Retailer 12
-
HK$33,215 HKD
View
Price last confirmed 30 days ago
B+
Retailer 13
-
HK$33,427 HKD
View
B+
Retailer 14
-
HK$34,782 HKD
View
B+
Retailer 15
-
HK$35,731 HKD
View
B+
Retailer 16
-
HK$36,060 HKD
View
B+
Retailer 17
-
HK$38,145 HKD
View
B
Retailer 18
-
HK$51,468 HKD
View
Most Expensive
B
NZ Jewellers
8b23a696-8712-4267-9c29-99c8d121a534 · Nov 5
HK$54,446 HKD
$6,947 USD
View
18 more retailers have this diamond
Prices start from HK$23,614 HKDSave up to HK$30,832 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$23,614 HKD