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Round|Natural|GIA

1.00ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 2567270628

Certificate GIA 2567270628

Diamond specifications and retailer prices

From HK$14,059 HKD
As of November 6, 2026
Save HK$18,601 HKD (57%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$39,532 HKD at NZ Jewellers · As of October 17, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct 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 2567270628. Listed at 19 retailers as of November 4, 2026, with a 132% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.00
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2567270628
Dimensions6.40 × 6.38 × 4.00 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Top View
6.40 mm6.38 mm1.00 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2567270628
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.6%

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$14,059 HKD|Low: HK$14,059 HKD|High: HK$33,303 HKD|Avg: HK$19,104 HKD|-3.3%
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
November 6, 2026
Retailer 1HK$14,059 HKD
Retailer 6HK$14,059 HKD
Retailer 5HK$15,832 HKD
Retailer 11HK$16,028 HKD
Retailer 14HK$16,357 HKD
Retailer 3HK$17,048 HKD
Retailer 10HK$17,150 HKD
Retailer 4HK$17,244 HKD
Retailer 7HK$17,887 HKD
Retailer 12HK$19,848 HKD
Retailer 9HK$21,417 HKD
Retailer 8HK$21,974 HKD
Retailer 2HK$27,137 HKD
Retailer 13HK$32,660 HKD

22 data points across 14 retailers

19 retailersHK$14,059 HKD to HK$32,660 HKD

A
Cheapest Retailer
-
HK$14,059 HKD
A
Retailer 2
-
HK$14,059 HKD
View
Retailer 3
-
HK$15,832 HKD
View
Price last confirmed 11 days ago
A
Retailer 4
-
HK$16,028 HKD
View
A
Retailer 5
-
HK$16,357 HKD
View
A
Retailer 6
-
HK$17,048 HKD
View
A
Retailer 7
-
HK$17,150 HKD
View
A
Retailer 8
-
HK$17,173 HKD
View
A
Retailer 9
-
HK$17,244 HKD
View
Final sale: no returns
A
Retailer 10
-
HK$17,887 HKD
View
Retailer 11
-
HK$18,907 HKD
View
Price last confirmed 19 days ago
A
Retailer 12
-
HK$19,848 HKD
View
Retailer 13
-
HK$20,005 HKD
View
Price last confirmed 22 days ago
A
Retailer 14
-
HK$21,417 HKD
View
Retailer 15
-
HK$21,818 HKD
View
Price last confirmed 19 days ago
B+
Retailer 16
-
HK$21,974 HKD
View
B+
Retailer 17
-
HK$27,137 HKD
View
B
Retailer 18
-
HK$32,660 HKD
View
Most Expensive
NZ Jewellers
70971cb7-2c63-445b-9832-600e7f6dc01d · Oct 17
HK$39,532 HKD
$5,039 USD
View
Price last confirmed 20 days ago
18 more retailers have this diamond
Prices start from HK$14,059 HKDSave up to HK$18,601 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
1.00ct Round
HK$14,059 HKD