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Round|Natural|GIA

1.00ct E SI1 Round Natural Diamond

GD • E/SI1 • GIA 6392299025

Certificate GIA 6392299025

Diamond specifications and retailer prices

From HK$16,546 HKD
As of October 31, 2026
Save HK$31,648 HKD (66%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: HK$48,193 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by GIA 6392299025. Listed at 24 retailers as of October 31, 2026, with prices from HK$16,546 to HK$48,193, a HK$31,648 spread on the same certified stone. NZ Jewellers lists it at HK$48,193. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
E
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle38.5°
Pavilion angle40.4°
OriginNatural
Grading LabGIA
CertificateGIA 6392299025
Dimensions6.18 × 6.14 × 4.04 mm
L/W Ratio1.01
Top View
6.18 mm6.14 mm1.00 ctE / SI1
OriginNatural
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6392299025
Side View
Table 58.0%Crown 38.5°Girdle: THK-VTKPavilion 40.4°Culet: NoneDepth 65.5%

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: Oct 31
Current: HK$23,347 HKD|Low: HK$16,498 HKD|High: HK$38,755 HKD|Avg: HK$23,449 HKD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 10HK$16,546 HKD
Retailer 11HK$16,765 HKD
Retailer 2HK$20,641 HKD
Retailer 9HK$20,853 HKD
Retailer 3HK$21,276 HKD
Retailer 5HK$22,037 HKD
Retailer 1HK$23,347 HKD
Retailer 4HK$24,257 HKD
Retailer 8HK$25,709 HKD
Retailer 6HK$28,133 HKD
Retailer 7HK$38,441 HKD

31 data points across 11 retailers

24 retailersHK$16,546 HKD to HK$48,193 HKD

A
Cheapest Retailer
-
HK$16,546 HKD
A
Retailer 2
-
HK$16,765 HKD
View
B+
Retailer 3
-
HK$19,856 HKD
View
B+
Retailer 4
-
HK$20,641 HKD
View
B+
Retailer 5
-
HK$20,853 HKD
View
B+
Retailer 6
-
HK$21,276 HKD
View
Final sale: no returns
B+
Retailer 7
-
HK$21,763 HKD
View
B+
Retailer 8
-
HK$22,037 HKD
View
B+
Retailer 9
-
HK$22,516 HKD
View
B+
Retailer 10
-
HK$23,049 HKD
View
Retailer 11
-
HK$23,049 HKD
View
Price last confirmed 8 days ago
Retailer 12
-
HK$23,190 HKD
View
Price last confirmed 109 days ago
B+
Retailer 13
-
HK$23,347 HKD
View
B+
Retailer 14
-
HK$23,936 HKD
View
B+
Retailer 15
-
HK$24,163 HKD
View
B+
Retailer 16
-
HK$24,257 HKD
View
B+
Retailer 17
-
HK$25,709 HKD
View
Retailer 18
-
HK$25,921 HKD
View
Price last confirmed 33 days ago
B+
Retailer 19
-
HK$26,595 HKD
View
B
Retailer 20
-
HK$28,133 HKD
View
B
Retailer 21
-
HK$38,441 HKD
View
B
Retailer 22
-
HK$43,439 HKD
View
C
Retailer 23
-
HK$45,416 HKD
View
Most Expensive
C
NZ Jewellers
21b345b7-76c4-4d88-b70b-daf06d2a06a4 · Nov 5
HK$48,193 HKD
$6,143 USD
View
23 more retailers have this diamond
Prices start from HK$16,546 HKDSave up to HK$31,648 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$16,546 HKD