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Round|Natural|GIA

1.51ct H I1 Round Natural Diamond

EX • H/I1 • GIA 7551664938

Certificate GIA 7551664938

Diamond specifications and retailer prices

From HK$34,554 HKD
$4,404 USD
As of November 1, 2026
Save HK$14,250 HKD (29%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$72,443 HKD at NZ Jewellers · As of September 28, 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 H colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 7551664938. Listed at 10 retailers as of November 1, 2026, with a 41% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 7551664938
Dimensions7.31 × 7.36 × 4.54 mm
L/W Ratio1.01
Key to symbols
Crystal, Feather, Cloud, Needle, Indented Natural
Top View
7.31 mm7.36 mm1.51 ctH / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7551664938
Side View
Table 58.0%Crown 35°Girdle: STK-STKPavilion 40.8°Culet: NoneDepth 61.8%

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$48,804 HKD|Low: HK$34,554 HKD|High: HK$49,669 HKD|Avg: HK$43,332 HKD|+2.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 2HK$34,554 HKD
Retailer 3HK$41,741 HKD
Retailer 4HK$44,409 HKD
Retailer 5HK$44,409 HKD
Retailer 6HK$45,900 HKD
Retailer 1HK$48,804 HKD

18 data points across 6 retailers

10 retailersHK$34,554 HKD to HK$48,804 HKD

B+
Cheapest Retailer
-
HK$34,554 HKD
$4,404 USD
Retailer 2
-
HK$39,238 HKD
$5,001 USD
View
Price last confirmed 25 days ago
Retailer 3
-
HK$40,525 HKD
$5,165 USD
View
Price last confirmed 34 days ago
B+
Retailer 4
-
HK$41,741 HKD
$5,320 USD
View
B
Retailer 5
-
HK$44,409 HKD
$5,660 USD
View
B
Retailer 6
-
HK$44,409 HKD
$5,660 USD
View
Retailer 7
-
HK$45,280 HKD
$5,771 USD
View
Price last confirmed 24 days ago
B
Retailer 8
-
HK$45,900 HKD
$5,850 USD
View
B
Retailer 9
-
HK$48,804 HKD
€5,924 EUR
View
Most Expensive
NZ Jewellers
897f801d-11a2-4dd8-ad43-ad3bc4ba92bc · Sep 28
HK$72,443 HKD
$9,233 USD
View
Price last confirmed 35 days ago
9 more retailers have this diamond
Prices start from HK$34,554 HKDSave up to HK$14,250 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$34,554 HKD