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Round|Natural|GIA

1.05ct I I1 Round Natural Diamond

EX • I/I1 • GIA 5242112392

Certificate GIA 5242112392

Diamond specifications and retailer prices

From HK$17,002 HKD
$2,167 USD
As of November 1, 2026
Save HK$26,424 HKD (61%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$43,426 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.05ct natural round diamond

This 1.05ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 5242112392. Listed at 8 retailers as of October 30, 2026, with prices from HK$17,002 to HK$43,426, a HK$26,424 spread on the same certified stone. NZ Jewellers lists it at HK$43,426. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
I
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 5242112392
Dimensions6.48 × 6.51 × 4.04 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
6.48 mm6.51 mm1.05 ctI / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5242112392
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.2%

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 1
Current: HK$43,426 HKD|Low: HK$17,002 HKD|High: HK$43,426 HKD|Avg: HK$22,274 HKD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 8HK$17,002 HKD
Retailer 6HK$18,210 HKD
Retailer 4HK$18,814 HKD
Retailer 7HK$18,814 HKD
Retailer 5HK$19,685 HKD
Retailer 3HK$21,709 HKD
Retailer 2HK$25,818 HKD
NZ JewellersHK$43,426 HKD

6 data points across 8 retailers

8 retailersHK$17,002 HKD to HK$43,426 HKD

B+
Cheapest Retailer
-
HK$17,002 HKD
$2,167 USD
B
Retailer 2
-
HK$18,210 HKD
$2,321 USD
View
B
Retailer 3
-
HK$18,814 HKD
$2,398 USD
View
B
Retailer 4
-
HK$18,814 HKD
$2,398 USD
View
B+
Retailer 5
-
HK$19,685 HKD
$2,509 USD
View
B
Retailer 6
-
HK$21,709 HKD
$2,767 USD
View
B
Retailer 7
-
HK$25,818 HKD
€3,134 EUR
View
Most Expensive
C
NZ Jewellers
ae8748af-a6d5-4a9e-960f-0415be7fdfeb · Oct 30
HK$43,426 HKD
$5,535 USD
View
7 more retailers have this diamond
Prices start from HK$17,002 HKDSave up to HK$26,424 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+
1.05ct Round
HK$17,002 HKD