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Round|Natural|GIA

1.51ct K I1 Round Natural Diamond

EX • K/I1 • GIA 6415821107

Certificate GIA 6415821107

Diamond specifications and retailer prices

From HK$23,167 HKD
As of November 6, 2026
Save HK$30,416 HKD (57%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$53,583 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 6415821107. Listed at 8 retailers as of November 5, 2026, with prices from HK$23,167 to HK$53,583, a HK$30,416 spread on the same certified stone. NZ Jewellers lists it at HK$53,583. 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
FluorescenceNone
Crown angle33.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6415821107
Dimensions7.37 × 7.39 × 4.57 mm
L/W Ratio1.00
Top View
7.37 mm7.39 mm1.51 ctK / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6415821107
Side View
Table 58.0%Crown 33.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 61.8%

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$53,583 HKD|Low: HK$23,167 HKD|High: HK$53,583 HKD|Avg: HK$32,097 HKD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 2HK$23,167 HKD
Retailer 7HK$27,066 HKD
Retailer 9HK$28,706 HKD
Retailer 4HK$30,753 HKD
Retailer 5HK$30,753 HKD
Retailer 6HK$30,753 HKD
Retailer 3HK$34,527 HKD
Retailer 8HK$35,484 HKD
NZ JewellersHK$53,583 HKD

44 data points across 9 retailers

8 retailersHK$23,167 HKD to HK$53,583 HKD

A
Cheapest Retailer
-
HK$23,167 HKD
B+
Retailer 2
-
HK$27,066 HKD
View
Retailer 3
-
HK$30,753 HKD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
HK$30,753 HKD
View
B+
Retailer 5
-
HK$30,753 HKD
View
B
Retailer 6
-
HK$34,527 HKD
View
B
Retailer 7
-
HK$35,484 HKD
View
Most Expensive
C
NZ Jewellers
0ff528ff-8f04-46f5-aefe-607847c55df1 · Nov 5
HK$53,583 HKD
$6,830 USD
View
7 more retailers have this diamond
Prices start from HK$23,167 HKDSave up to HK$30,416 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$23,167 HKD