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Round|Natural|GIA

1.00ct I IF Round Natural Diamond

EX • I/IF • GIA 6401630896

Certificate GIA 6401630896

Diamond specifications and retailer prices

From HK$17,973 HKD
As of November 4, 2026
Save HK$24,069 HKD (57%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: HK$42,042 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 I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6401630896. Listed at 20 retailers as of November 4, 2026, with prices from HK$17,973 to HK$42,042, a HK$24,069 spread on the same certified stone. NZ Jewellers lists it at HK$42,042. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
I
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 6401630896
Dimensions6.41 × 6.38 × 3.89 mm
L/W Ratio1.00
Top View
6.41 mm6.38 mm1.00 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 6401630896
Side View
Table 61.0%CrownGirdle: ThickPavilionCulet: NoneDepth 60.9%

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$24,783 HKD|Low: HK$17,973 HKD|High: HK$40,568 HKD|Avg: HK$24,784 HKD|-0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 12HK$17,973 HKD
Retailer 7HK$18,052 HKD
Retailer 8HK$21,849 HKD
Retailer 3HK$22,265 HKD
Retailer 10HK$22,555 HKD
Retailer 2HK$23,496 HKD
Retailer 1HK$24,783 HKD
Retailer 4HK$25,771 HKD
Retailer 11HK$26,454 HKD
Retailer 5HK$27,694 HKD
Retailer 6HK$29,451 HKD
Retailer 9HK$40,348 HKD

37 data points across 12 retailers

20 retailersHK$17,973 HKD to HK$42,042 HKD

A
Cheapest Retailer
-
HK$17,973 HKD
A
Retailer 2
-
HK$18,052 HKD
View
A
Retailer 3
-
HK$21,606 HKD
View
A
Retailer 4
-
HK$21,849 HKD
View
A
Retailer 5
-
HK$22,265 HKD
View
Final sale: no returns
A
Retailer 6
-
HK$22,555 HKD
View
A
Retailer 7
-
HK$23,496 HKD
View
A
Retailer 8
-
HK$24,132 HKD
View
Retailer 9
-
HK$24,132 HKD
View
Price last confirmed 8 days ago
A
Retailer 10
-
HK$24,783 HKD
View
Retailer 11
-
HK$25,010 HKD
View
Price last confirmed 10 days ago
A
Retailer 12
-
HK$25,058 HKD
View
Retailer 13
-
HK$25,771 HKD
View
Price last confirmed 30 days ago
A
Retailer 14
-
HK$26,454 HKD
View
A
Retailer 15
-
HK$27,129 HKD
View
A
Retailer 16
-
HK$27,694 HKD
View
A
Retailer 17
-
HK$27,843 HKD
View
A
Retailer 18
-
HK$29,451 HKD
View
B+
Retailer 19
-
HK$40,348 HKD
View
Most Expensive
B
NZ Jewellers
0844a118-9c39-4725-ad46-3cbc2e120629 · Nov 5
HK$42,042 HKD
$5,359 USD
View
19 more retailers have this diamond
Prices start from HK$17,973 HKDSave up to HK$24,069 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$17,973 HKD