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Round|Natural|GIA

1.01ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 1156397254

Certificate GIA 1156397254

Diamond specifications and retailer prices

From HK$41,030 HKD
As of November 1, 2026
Save HK$37,484 HKD (48%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$89,388 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.01ct natural round diamond

This 1.01ct natural round sits in the classic one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1156397254. Listed at 19 retailers as of November 1, 2026, with a 91% 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
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 1156397254
Dimensions6.45 × 6.43 × 4.00 mm
L/W Ratio1.00
Culet sizeNone
Top View
6.45 mm6.43 mm1.01 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1156397254
Side View
Table 57.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.1%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: HK$89,388 HKD|Low: HK$37,241 HKD|High: HK$89,388 HKD|Avg: HK$56,509 HKD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 5HK$41,030 HKD
Retailer 6HK$44,694 HKD
Retailer 7HK$48,421 HKD
Retailer 9HK$48,421 HKD
Retailer 10HK$48,421 HKD
Retailer 2HK$50,413 HKD
Retailer 3HK$54,822 HKD
Retailer 8HK$55,866 HKD
Retailer 4HK$78,515 HKD
NZ JewellersHK$89,388 HKD

42 data points across 10 retailers

19 retailersHK$41,030 HKD to HK$78,515 HKD

B
Cheapest Retailer
-
HK$41,030 HKD
B
Retailer 2
-
HK$41,046 HKD
View
B
Retailer 3
-
HK$42,231 HKD
View
B
Retailer 4
-
HK$44,694 HKD
View
Final sale: no returns
B
Retailer 5
-
HK$45,071 HKD
View
Retailer 6
-
HK$48,421 HKD
View
Price last confirmed 8 days ago
B
Retailer 7
-
HK$48,421 HKD
View
B
Retailer 8
-
HK$48,421 HKD
View
B
Retailer 9
-
HK$50,413 HKD
View
B
Retailer 10
-
HK$52,822 HKD
View
B
Retailer 11
-
HK$53,897 HKD
View
B
Retailer 12
-
HK$53,897 HKD
View
B
Retailer 13
-
HK$54,822 HKD
View
B
Retailer 14
-
HK$55,701 HKD
View
B
Retailer 15
-
HK$55,866 HKD
View
Retailer 16
-
HK$58,910 HKD
View
Price last confirmed 14 days ago
B
Retailer 17
-
HK$78,515 HKD
View
Retailer 18
-
HK$86,839 HKD
View
Price under review
Most Expensive
NZ Jewellers
8ed12017-f089-4478-9b1f-27566ee2d8fe · Nov 5
HK$89,388 HKD
$11,394 USD
View
Price under review
18 more retailers have this diamond
Prices start from HK$41,030 HKDSave up to HK$37,484 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
1.01ct Round
HK$41,030 HKD