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Round|Natural|GIA

1.30ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 6495897334

Certificate GIA 6495897334

Diamond specifications and retailer prices

From HK$36,217 HKD
As of November 4, 2026
Save HK$40,449 HKD (53%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$76,665 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 6495897334. Listed at 16 retailers as of November 4, 2026, with prices from HK$36,217 to HK$76,665, a HK$40,449 spread on the same certified stone. NZ Jewellers lists it at HK$76,665. 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 angle33.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6495897334
Dimensions7.05 × 7.00 × 4.26 mm
L/W Ratio1.01
Top View
7.05 mm7.00 mm1.30 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6495897334
Side View
Table 59.0%Crown 33.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: HK$43,983 HKD|Low: HK$31,945 HKD|High: HK$68,350 HKD|Avg: HK$47,749 HKD|+0.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 7, 2026
Retailer 5HK$36,640 HKD
Retailer 7HK$38,333 HKD
Retailer 8HK$41,530 HKD
Retailer 1HK$43,983 HKD
Retailer 6HK$46,013 HKD
Retailer 3HK$49,689 HKD
Retailer 2HK$55,928 HKD
Retailer 4HK$67,355 HKD

44 data points across 8 retailers

16 retailersHK$36,217 HKD to HK$76,665 HKD

B+
Cheapest Retailer
-
HK$36,217 HKD
B+
Retailer 2
-
HK$36,640 HKD
View
B
Retailer 3
-
HK$38,333 HKD
View
Final sale: no returns
B+
Retailer 4
-
HK$41,076 HKD
View
Retailer 5
-
HK$41,530 HKD
View
Price last confirmed 9 days ago
B+
Retailer 6
-
HK$41,530 HKD
View
B+
Retailer 7
-
HK$41,530 HKD
View
B
Retailer 8
-
HK$43,952 HKD
View
B+
Retailer 9
-
HK$43,983 HKD
View
Retailer 10
-
HK$46,013 HKD
View
Price last confirmed 24 days ago
B
Retailer 11
-
HK$47,918 HKD
View
B
Retailer 12
-
HK$49,689 HKD
View
Retailer 13
-
HK$50,559 HKD
View
Price last confirmed 15 days ago
B
Retailer 14
-
HK$55,928 HKD
View
B
Retailer 15
-
HK$67,355 HKD
View
Most Expensive
B
NZ Jewellers
2398afd0-7ebc-4eb4-9b25-20f0c5f827fc · Nov 5
HK$76,665 HKD
$9,782 USD
View
15 more retailers have this diamond
Prices start from HK$36,217 HKDSave up to HK$40,449 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.

B+
1.30ct Round
HK$36,217 HKD