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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 $10,561 USD
As of November 5, 2026
Save $2,425 USD (19%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $12,986 USD 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 $10,561 to $12,986, a $2,425 spread on the same certified stone. Blue Nile lists it at $12,986. 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
Color
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $12,986 USD|Low: $10,561 USD|High: $13,667 USD|Avg: $11,792 USD|-5.0%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 5$10,561 USD
Retailer 3$10,778 USD
Retailer 2$10,858 USD
Retailer 6$11,194 USD
Retailer 4$11,910 USD
Retailer 7$12,003 USD
Blue Nile$12,986 USD

32 data points across 7 retailers

7 retailers$10,561 USD to $12,986 USD

A
Cheapest Retailer
-
$10,561 USD
A
Retailer 2
-
$10,778 USD
View
A
Retailer 3
-
$10,858 USD
View
A
Retailer 4
-
$11,194 USD
View
A
Retailer 5
-
$11,910 USD
View
A
Retailer 6
-
$12,003 USD
View
Most Expensive
A
Blue Nile
26140643 · Nov 5
$12,986 USD
View
6 more retailers have this diamond
Prices start from $10,561 USDSave up to $2,425 USD

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
$10,561 USD