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Round|Natural|GIA

1.51ct F SI2 Round Natural Diamond

GD • F/SI2 • GIA 6501387534

Certificate GIA 6501387534

Diamond specifications and retailer prices

From HK$23,802 HKD
As of November 1, 2026
Save HK$30,980 HKD (57%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$54,781 HKD at NZ Jewellers · As of November 2, 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 F colour (colourless) and SI2 clarity (slightly-included), with a standard cut grade and certified by GIA 6501387534. Listed at 14 retailers as of November 1, 2026, with prices from HK$23,802 to HK$54,781, a HK$30,980 spread on the same certified stone. NZ Jewellers lists it at HK$54,781. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.51
Carat
F
Colour
SI2
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle40°
Pavilion angle39.6°
OriginNatural
Grading LabGIA
CertificateGIA 6501387534
Dimensions7.00 × 6.94 × 4.62 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
7.00 mm6.94 mm1.51 ctF / SI2
OriginNatural
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6501387534
Side View
Table 55.0%Crown 40°Girdle: THK-VTKPavilion 39.6°Culet: NoneDepth 66.6%

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 1
Current: HK$54,781 HKD|Low: HK$22,918 HKD|High: HK$57,481 HKD|Avg: HK$32,228 HKD|-4.7%
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
Retailer 14
Retailer 15
November 2, 2026
Retailer 10HK$23,802 HKD
Retailer 13HK$24,080 HKD
Retailer 3HK$24,676 HKD
Retailer 9HK$25,045 HKD
Retailer 11HK$25,288 HKD
Retailer 4HK$26,292 HKD
Retailer 5HK$28,481 HKD
Retailer 14HK$28,481 HKD
Retailer 15HK$29,580 HKD
Retailer 7HK$32,757 HKD
Retailer 12HK$32,867 HKD
Retailer 2HK$34,552 HKD
Retailer 6HK$35,912 HKD
Retailer 8HK$52,583 HKD
NZ JewellersHK$54,781 HKD

37 data points across 15 retailers

14 retailersHK$23,802 HKD to HK$54,781 HKD

A
Cheapest Retailer
-
HK$23,802 HKD
A
Retailer 2
-
HK$24,080 HKD
$3,069 USD
View
A
Retailer 3
-
HK$24,676 HKD
$3,145 USD
View
A
Retailer 4
-
HK$25,045 HKD
$3,192 USD
View
A
Retailer 5
-
HK$25,288 HKD
$3,223 USD
View
B+
Retailer 6
-
HK$26,292 HKD
$3,351 USD
View
Final sale: no returns
B+
Retailer 7
-
HK$28,481 HKD
$3,630 USD
View
B+
Retailer 8
-
HK$28,481 HKD
$3,630 USD
View
B+
Retailer 9
-
HK$29,580 HKD
$3,770 USD
View
B+
Retailer 10
-
HK$32,867 HKD
$4,189 USD
View
B+
Retailer 11
-
HK$34,552 HKD
€4,194 EUR
View
Retailer 12
-
HK$35,912 HKD
$4,577 USD
View
Price last confirmed 10 days ago
B+
Retailer 13
-
HK$52,583 HKD
£5,277 GBP
View
Most Expensive
B+
NZ Jewellers
2152540f-a55c-4b61-ad3a-67354a5952d5 · Nov 2
HK$54,781 HKD
$6,982 USD
View
13 more retailers have this diamond
Prices start from HK$23,802 HKDSave up to HK$30,980 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$23,802 HKD