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Round|Natural|GIA

1.51ct F IF Round Natural Diamond

EX • F/IF • GIA 7531030417

Certificate GIA 7531030417

Diamond specifications and retailer prices

From HK$82,853 HKD
As of November 5, 2026
Save HK$19,025 HKD (19%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$101,878 HKD at Blue Nile · As of November 5, 2026
View at Blue Nile

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 7531030417. Listed at 7 retailers as of November 5, 2026, with prices from HK$82,853 to HK$101,878, a HK$19,025 spread on the same certified stone. Blue Nile lists it at HK$101,878. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
F
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle35°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 7531030417
Dimensions7.30 × 7.25 × 4.57 mm
L/W Ratio1.01
Culet sizeNone
Top View
7.30 mm7.25 mm1.51 ctF / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 7531030417
Side View
Table 58.0%Crown 35°Girdle: Slightly ThickPavilion 41.2°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: HK$101,878 HKD|Low: HK$82,853 HKD|High: HK$107,220 HKD|Avg: HK$92,512 HKD|-5.0%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 5HK$82,853 HKD
Retailer 3HK$84,556 HKD
Retailer 2HK$85,183 HKD
Retailer 6HK$87,819 HKD
Retailer 4HK$93,436 HKD
Retailer 7HK$94,166 HKD
Blue NileHK$101,878 HKD

32 data points across 7 retailers

7 retailersHK$82,853 HKD to HK$101,878 HKD

A
Cheapest Retailer
-
HK$82,853 HKD
A
Retailer 2
-
HK$84,556 HKD
View
A
Retailer 3
-
HK$85,183 HKD
View
A
Retailer 4
-
HK$87,819 HKD
View
A
Retailer 5
-
HK$93,436 HKD
View
A
Retailer 6
-
HK$94,166 HKD
View
Most Expensive
A
Blue Nile
26140643 · Nov 5
HK$101,878 HKD
$12,986 USD
View
6 more retailers have this diamond
Prices start from HK$82,853 HKDSave up to HK$19,025 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$82,853 HKD