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Round|Natural|GIA

1.30ct G SI1 Round Natural Diamond

EX • G/SI1

Diamond specifications and retailer prices

From HK$36,569 HKD
As of November 6, 2026
Save HK$42,134 HKD (54%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$78,703 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA. Listed at 14 retailers as of November 5, 2026, with prices from HK$36,569 to HK$78,703, a HK$42,134 spread on the same certified stone. NZ Jewellers lists it at HK$78,703. 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
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
Dimensions6.95 × 7.00 × 4.33 mm
L/W Ratio1.01
Top View
6.95 mm7.00 mm1.30 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA
Side View
Table 59.0%CrownGirdle: MediumPavilionCulet: NoneDepth 62.1%

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 6
Current: HK$78,703 HKD|Low: HK$36,068 HKD|High: HK$78,703 HKD|Avg: HK$48,042 HKD
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
November 6, 2026
Retailer 15HK$36,569 HKD
Retailer 14HK$37,541 HKD
Retailer 12HK$39,352 HKD
Retailer 6HK$39,885 HKD
Retailer 10HK$42,628 HKD
Retailer 13HK$42,628 HKD
Retailer 8HK$45,026 HKD
Retailer 5HK$46,107 HKD
Retailer 11HK$46,264 HKD
Retailer 7HK$46,366 HKD
Retailer 4HK$48,702 HKD
Retailer 3HK$49,188 HKD
Retailer 2HK$49,893 HKD
Retailer 9HK$69,134 HKD
NZ JewellersHK$78,703 HKD

28 data points across 15 retailers

14 retailersHK$36,569 HKD to HK$78,703 HKD

B+
Cheapest Retailer
-
HK$36,569 HKD
B+
Retailer 2
-
HK$37,541 HKD
View
B+
Retailer 3
-
HK$39,352 HKD
View
Final sale: no returns
B+
Retailer 4
-
HK$39,885 HKD
View
B+
Retailer 5
-
HK$42,628 HKD
View
B+
Retailer 6
-
HK$42,628 HKD
View
B
Retailer 7
-
HK$45,026 HKD
View
B
Retailer 8
-
HK$46,107 HKD
View
B+
Retailer 9
-
HK$46,366 HKD
View
B
Retailer 10
-
HK$48,702 HKD
View
B
Retailer 11
-
HK$49,188 HKD
View
B
Retailer 12
-
HK$49,893 HKD
View
B
Retailer 13
-
HK$69,134 HKD
View
Most Expensive
B
NZ Jewellers
5923ccf6-3b50-4d7c-9bdf-297e8ecbfbee · Nov 5
HK$78,703 HKD
$10,042 USD
View
13 more retailers have this diamond
Prices start from HK$36,569 HKDSave up to HK$42,134 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$36,569 HKD