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Round|Natural|GIA

1.01ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 2507300122

Certificate GIA 2507300122

Diamond specifications and retailer prices

From HK$20,291 HKD
As of November 6, 2026
Save HK$32,666 HKD (62%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: HK$52,957 HKD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1.01ct natural round diamond

This 1.01ct natural round sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2507300122. Listed at 24 retailers as of November 5, 2026, with prices from HK$20,291 to HK$52,957, a HK$32,666 spread on the same certified stone. Diamond Quarter lists it at HK$52,957. 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

1.01
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2507300122
Dimensions6.41 × 6.39 × 4.03 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
6.41 mm6.39 mm1.01 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2507300122
Side View
Table 56.0%Crown 36.5°Girdle: THN-MEDPavilion 41°Culet: NoneDepth 63.0%

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$20,291 HKD|Low: HK$20,158 HKD|High: HK$47,440 HKD|Avg: HK$29,326 HKD|-4.8%
Retailer 1
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
Retailer 19
Retailer 20
November 6, 2026
Retailer 1HK$20,291 HKD
Retailer 19HK$20,362 HKD
Retailer 11HK$23,246 HKD
Retailer 5HK$24,171 HKD
Retailer 18HK$24,531 HKD
Retailer 3HK$24,672 HKD
Retailer 10HK$25,127 HKD
Retailer 6HK$26,216 HKD
Retailer 4HK$27,227 HKD
Retailer 9HK$27,227 HKD
Retailer 14HK$27,831 HKD
Retailer 12HK$28,262 HKD
Retailer 7HK$28,277 HKD
Retailer 8HK$28,356 HKD
Retailer 13HK$29,633 HKD
Retailer 16HK$29,719 HKD
Retailer 2HK$31,412 HKD
Retailer 15HK$33,231 HKD
Retailer 17HK$45,402 HKD
Retailer 20HK$47,440 HKD

30 data points across 20 retailers

24 retailersHK$20,291 HKD to HK$52,957 HKD

A
Cheapest Retailer
-
HK$20,291 HKD
A
Retailer 2
-
HK$20,362 HKD
View
B+
Retailer 3
-
HK$23,246 HKD
View
B+
Retailer 4
-
HK$24,171 HKD
View
B+
Retailer 5
-
HK$24,531 HKD
View
B+
Retailer 6
-
HK$24,672 HKD
View
B+
Retailer 7
-
HK$25,127 HKD
View
Final sale: no returns
B+
Retailer 8
-
HK$26,216 HKD
View
B+
Retailer 9
-
HK$27,227 HKD
View
Retailer 10
-
HK$27,227 HKD
View
Price last confirmed 8 days ago
Retailer 11
-
HK$27,666 HKD
View
Price last confirmed 43 days ago
B+
Retailer 12
-
HK$27,831 HKD
View
B+
Retailer 13
-
HK$28,262 HKD
View
B
Retailer 14
-
HK$28,277 HKD
View
B
Retailer 15
-
HK$28,356 HKD
View
Retailer 16
-
HK$29,633 HKD
View
Price last confirmed 29 days ago
B+
Retailer 17
-
HK$29,719 HKD
View
B
Retailer 18
-
HK$31,412 HKD
View
Retailer 19
-
HK$31,930 HKD
View
Price last confirmed 45 days ago
B+
Retailer 20
-
HK$33,231 HKD
View
B
Retailer 21
-
HK$45,402 HKD
View
B
Retailer 22
-
HK$47,440 HKD
View
Retailer 23
-
HK$48,208 HKD
View
Price last confirmed 42 days ago
Most Expensive
B
Diamond Quarter
1.01SI1G252251BDN · Nov 5
HK$52,957 HKD
£5,320 GBP
View
23 more retailers have this diamond
Prices start from HK$20,291 HKDSave up to HK$32,666 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
1.01ct Round
HK$20,291 HKD