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Round|Natural|GIA

1.51ct M I1 Round Natural Diamond

EX • M/I1 • GIA 5533800291

Certificate GIA 5533800291

Diamond specifications and retailer prices

From HK$20,578 HKD
As of November 5, 2026
Save HK$23,606 HKD (53%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$44,184 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 M colour (faint-tinted) and I1 clarity (included), with a top-tier cut grade and certified by GIA 5533800291. Listed at 8 retailers as of November 5, 2026, with prices from HK$20,578 to HK$44,184, a HK$23,606 spread on the same certified stone. NZ Jewellers lists it at HK$44,184. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
M
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 5533800291
Dimensions7.34 × 7.29 × 4.55 mm
L/W Ratio1.01
Top View
7.34 mm7.29 mm1.51 ctM / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 5533800291
Side View
Table 57.0%CrownGirdlePavilionCulet: 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 5
Current: HK$44,184 HKD|Low: HK$20,578 HKD|High: HK$46,624 HKD|Avg: HK$27,578 HKD|-5.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 8HK$20,578 HKD
Retailer 7HK$21,276 HKD
Retailer 4HK$22,979 HKD
Retailer 6HK$22,979 HKD
Retailer 5HK$23,865 HKD
Retailer 3HK$26,509 HKD
Retailer 2HK$29,451 HKD
NZ JewellersHK$44,184 HKD

17 data points across 8 retailers

8 retailersHK$20,578 HKD to HK$44,184 HKD

B+
Cheapest Retailer
-
HK$20,578 HKD
B+
Retailer 2
-
HK$21,276 HKD
View
Retailer 3
-
HK$22,979 HKD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
HK$22,979 HKD
View
B
Retailer 5
-
HK$23,865 HKD
View
B
Retailer 6
-
HK$26,509 HKD
View
B
Retailer 7
-
HK$29,451 HKD
View
Most Expensive
C
NZ Jewellers
21a5dd8e-cfef-404e-aaf0-c8c8891507db · Nov 5
HK$44,184 HKD
$5,632 USD
View
7 more retailers have this diamond
Prices start from HK$20,578 HKDSave up to HK$23,606 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+
1.51ct Round
HK$20,578 HKD