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Round|Natural|GIA

1.01ct E SI1 Round Natural Diamond

ID • E/SI1 • GIA 56

Certificate GIA 56

Diamond specifications and retailer prices

From HK$18,907 HKD
As of November 4, 2026
Save HK$45,118 HKD (70%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: HK$71,556 HKD at Aurelinne · As of September 7, 2026
View at Aurelinne

About this 1.01ct natural round diamond

This 1.01ct natural round sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA. Listed at 20 retailers as of November 4, 2026, with a 239% 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

1.01
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 56
Dimensions6.51 × 6.54 × 3.92 mm
L/W Ratio1.00
Top View
6.51 mm6.54 mm1.01 ctE / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 56
Side View
Table 59.0%CrownGirdle: MediumPavilionCulet: NoneDepth 59.7%

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 4
Current: HK$23,975 HKD|Low: HK$19,574 HKD|High: HK$64,025 HKD|Avg: HK$31,943 HKD|-26.2%
Aurelinne
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 4, 2026
Retailer 3HK$19,652 HKD
Retailer 2HK$19,754 HKD
Retailer 8HK$20,209 HKD
Retailer 7HK$20,774 HKD
Retailer 6HK$21,574 HKD
AurelinneHK$23,975 HKD
Retailer 9HK$28,149 HKD
Retailer 4HK$33,978 HKD
Retailer 5HK$43,439 HKD
Retailer 10HK$64,025 HKD

26 data points across 10 retailers

20 retailersHK$18,907 HKD to HK$64,025 HKD

A
Cheapest Retailer
-
HK$18,907 HKD
A
Retailer 2
-
HK$19,652 HKD
View
A
Retailer 3
-
HK$19,754 HKD
View
A
Retailer 4
-
HK$20,209 HKD
View
A
Retailer 5
-
HK$20,774 HKD
View
A
Retailer 6
-
HK$21,574 HKD
View
A
Retailer 7
-
HK$23,975 HKD
View
Retailer 8
-
HK$25,654 HKD
View
Price last confirmed 30 days ago
Retailer 9
-
HK$28,149 HKD
View
Price last confirmed 60 days ago
Retailer 10
-
HK$28,149 HKD
View
Price last confirmed 23 days ago
Retailer 11
-
HK$32,487 HKD
View
Price last confirmed 60 days ago
Retailer 12
-
HK$32,487 HKD
View
Price last confirmed 24 days ago
B+
Retailer 13
-
HK$33,978 HKD
View
B
Retailer 14
-
HK$43,439 HKD
View
Retailer 15
-
HK$49,048 HKD
View
Price last confirmed 23 days ago
B
Retailer 16
-
HK$50,649 HKD
View
B
Retailer 17
-
HK$54,979 HKD
View
Retailer 18
-
HK$62,016 HKD
View
Price last confirmed 60 days ago
B
Retailer 19
-
HK$64,025 HKD
View
Most Expensive
Aurelinne
4223806a-9c63-426d-bce4-c8fafefb5b04 · Sep 7
HK$71,556 HKD
$9,121 USD
View
Price last confirmed 60 days ago
19 more retailers have this diamond
Prices start from HK$18,907 HKDSave up to HK$45,118 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$18,907 HKD