Round|Natural|GIA

0.51ct F IF Round Natural Diamond

EX • F/IF • GIA 1457509660

Certificate GIA 1457509660

Diamond specifications and retailer prices

From $1,618 USD
As of November 5, 2026
Save $983 USD (38%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $4,392 USD at NZ Jewellers · As of September 28, 2026
View at NZ Jewellers

About this 0.51ct natural round diamond

This 0.51ct natural round sits in the half to three-quarter carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 1457509660. Listed at 20 retailers as of November 5, 2026, with a 61% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Flawless clarity in sub-one-carat stones is rarely visible to the naked eye over VS1, so you are paying a meaningful premium for grade rather than appearance.

The 4Cs

0.51
Carat
F
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1457509660
Dimensions5.15 × 5.13 × 3.18 mm
L/W Ratio1.00
Girdle conditionFaceted
Key to symbols
Minor Details of Polish
Top View
5.15 mm5.13 mm0.51 ctF / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1457509660
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.0%

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: $2,601 USD|Low: $1,473 USD|High: $3,724 USD|Avg: $2,305 USD|+2.0%
Retailer 1
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
Retailer 16
Retailer 17
Retailer 18
November 5, 2026
Retailer 17$1,610 USD
Retailer 10$1,618 USD
Retailer 6$1,734 USD
Retailer 12$1,746 USD
Retailer 15$1,932 USD
Retailer 4$1,950 USD
Retailer 5$1,967 USD
Retailer 9$2,120 USD
Retailer 13$2,120 USD
Retailer 18$2,190 USD
Retailer 3$2,463 USD
Retailer 8$2,471 USD
Retailer 11$2,516 USD
Retailer 16$2,590 USD
Retailer 1$2,601 USD
Retailer 7$3,032 USD
Retailer 2$3,203 USD
Retailer 14$3,714 USD

40 data points across 18 retailers

20 retailers$1,618 USD to $2,601 USD

B+
Cheapest Retailer
-
$1,618 USD
B+
Retailer 2
-
$1,746 USD
View
Retailer 3
-
$1,824 USD
View
Price last confirmed 117 days ago
Retailer 4
-
$1,903 USD
View
Price last confirmed 29 days ago
Retailer 5
-
$1,903 USD
View
Price last confirmed 29 days ago
B+
Retailer 6
-
$1,932 USD
View
Retailer 7
-
$1,991 USD
View
Price last confirmed 38 days ago
B
Retailer 8
-
$2,120 USD
View
B
Retailer 9
-
$2,120 USD
View
B
Retailer 10
-
$2,190 USD
View
Retailer 11
-
$2,196 USD
View
Price last confirmed 38 days ago
B
Retailer 12
-
$2,303 USD
View
Retailer 13
-
$2,471 USD
View
Price last confirmed 29 days ago
B
Retailer 14
-
$2,516 USD
View
Retailer 15
-
$2,590 USD
View
Price last confirmed 32 days ago
B
Retailer 16
-
$2,601 USD
View
Retailer 17
-
$3,032 USD
View
Price last confirmed 29 days ago
Retailer 18
-
$3,203 USD
View
Price last confirmed 37 days ago
Retailer 19
-
$3,714 USD
View
Price last confirmed 29 days ago
Most Expensive
NZ Jewellers
d607df6b-0705-4995-996c-04bec556a736 · Sep 28
$4,392 USD
View
Price under review
19 more retailers have this diamond
Prices start from $1,618 USDSave up to $983 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.

B+
0.51ct Round
$1,618 USD