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Round|Natural|GIA

1.51ct K I1 Round Natural Diamond

EX • K/I1 • GIA 6422460858

Certificate GIA 6422460858

Diamond specifications and retailer prices

From HK$22,994 HKD
As of November 6, 2026
Save HK$30,745 HKD (57%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$53,740 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and I1 clarity (included), with a top-tier cut grade and certified by GIA 6422460858. Listed at 8 retailers as of November 5, 2026, with prices from HK$22,994 to HK$53,740, a HK$30,745 spread on the same certified stone. NZ Jewellers lists it at HK$53,740. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
K
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6422460858
Dimensions7.33 × 7.30 × 4.57 mm
L/W Ratio1.00
Top View
7.33 mm7.30 mm1.51 ctK / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 6422460858
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.5%

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 6
Current: HK$53,740 HKD|Low: HK$22,790 HKD|High: HK$53,740 HKD|Avg: HK$31,748 HKD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 5, 2026
Retailer 7HK$22,994 HKD
Retailer 6HK$24,046 HKD
Retailer 3HK$24,807 HKD
Retailer 12HK$25,097 HKD
Retailer 9HK$27,945 HKD
Retailer 11HK$27,945 HKD
Retailer 8HK$29,019 HKD
Retailer 5HK$29,459 HKD
Retailer 10HK$32,244 HKD
Retailer 2HK$34,637 HKD
Retailer 13HK$36,700 HKD
Retailer 4HK$43,619 HKD
NZ JewellersHK$53,740 HKD

24 data points across 13 retailers

8 retailersHK$22,994 HKD to HK$53,740 HKD

B+
Cheapest Retailer
-
HK$22,994 HKD
A
Retailer 2
-
HK$24,046 HKD
View
Retailer 3
-
HK$27,945 HKD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
HK$27,945 HKD
View
B+
Retailer 5
-
HK$29,019 HKD
View
B
Retailer 6
-
HK$32,244 HKD
View
B
Retailer 7
-
HK$34,637 HKD
View
Most Expensive
C
NZ Jewellers
56c14851-5019-4e7f-a5c6-c9a71134b5aa · Nov 5
HK$53,740 HKD
$6,850 USD
View
7 more retailers have this diamond
Prices start from HK$22,994 HKDSave up to HK$30,745 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
1.51ct Round
HK$22,994 HKD