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Round|Natural|GIA

1.03ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 2397210978

Certificate GIA 2397210978

Diamond specifications and retailer prices

From HK$49,386 HKD
As of November 4, 2026
Save HK$31,122 HKD (39%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$110,374 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.03ct natural round diamond

This 1.03ct 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 2397210978. Listed at 22 retailers as of November 4, 2026, with a 63% 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

1.03
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2397210978
Dimensions6.56 × 6.54 × 4.01 mm
L/W Ratio1.00
Top View
6.56 mm6.54 mm1.03 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2397210978
Side View
Table 56.0%CrownGirdle: ThinPavilionCulet: NoneDepth 61.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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$61,271 HKD|Low: HK$45,989 HKD|High: HK$93,075 HKD|Avg: HK$65,380 HKD|-0.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 6HK$49,386 HKD
Retailer 10HK$54,477 HKD
Retailer 8HK$55,191 HKD
Retailer 9HK$60,706 HKD
Retailer 1HK$61,271 HKD
Retailer 7HK$63,295 HKD
Retailer 2HK$65,382 HKD
Retailer 4HK$67,979 HKD
Retailer 3HK$80,507 HKD
Retailer 5HK$91,718 HKD

44 data points across 10 retailers

22 retailersHK$49,386 HKD to HK$80,507 HKD

B+
Cheapest Retailer
-
HK$49,386 HKD
B
Retailer 2
-
HK$49,888 HKD
View
B
Retailer 3
-
HK$52,139 HKD
View
B
Retailer 4
-
HK$54,477 HKD
View
B
Retailer 5
-
HK$55,191 HKD
View
B
Retailer 6
-
HK$55,191 HKD
View
Final sale: no returns
Retailer 7
-
HK$55,191 HKD
View
Price last confirmed 8 days ago
B
Retailer 8
-
HK$59,788 HKD
View
B
Retailer 9
-
HK$60,706 HKD
View
B
Retailer 10
-
HK$61,271 HKD
View
Retailer 11
-
HK$63,295 HKD
View
Price last confirmed 15 days ago
B
Retailer 12
-
HK$65,382 HKD
View
B
Retailer 13
-
HK$65,900 HKD
View
B
Retailer 14
-
HK$65,900 HKD
View
B
Retailer 15
-
HK$67,979 HKD
View
B
Retailer 16
-
HK$68,983 HKD
View
Retailer 17
-
HK$72,686 HKD
View
Price last confirmed 14 days ago
B
Retailer 18
-
HK$73,588 HKD
View
B
Retailer 19
-
HK$80,507 HKD
View
Retailer 20
-
HK$91,718 HKD
View
Price under review
Retailer 21
-
HK$101,635 HKD
View
Price under review
Most Expensive
NZ Jewellers
737a6a91-b54b-421c-9286-5a8cb41be8d6 · Nov 5
HK$110,374 HKD
$14,069 USD
View
Price under review
21 more retailers have this diamond
Prices start from HK$49,386 HKDSave up to HK$31,122 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+
1.03ct Round
HK$49,386 HKD