CaratHunter
Plans
Round|Natural|GIA

0.51ct F IF Round Natural Diamond

EX • F/IF • GIA 1559648522

Certificate GIA 1559648522

Diamond specifications and retailer prices

From $819 USD
As of November 4, 2026
Save $1,345 USD (62%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $2,697 USD at NZ Jewellers · As of October 17, 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 1559648522. Listed at 24 retailers as of November 4, 2026, with a 164% 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
FluorescenceFaint
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1559648522
Dimensions5.12 × 5.10 × 3.18 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Surface Graining, Minor Details of Polish
Top View
5.12 mm5.10 mm0.51 ctF / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1559648522
Side View
Table 56.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
A+
Exceptional
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 4
Current: $1,257 USD|Low: $806 USD|High: $2,241 USD|Avg: $1,414 USD|+2.9%
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
November 6, 2026
Retailer 15$819 USD
Retailer 10$849 USD
Retailer 7$998 USD
Retailer 11$1,029 USD
Retailer 12$1,124 USD
Retailer 6$1,215 USD
Retailer 2$1,220 USD
Retailer 1$1,257 USD
Retailer 9$1,295 USD
Retailer 5$1,389 USD
Retailer 8$1,507 USD
Retailer 13$1,669 USD
Retailer 14$1,981 USD
Retailer 4$2,164 USD
Retailer 3$2,222 USD

28 data points across 15 retailers

24 retailers$819 USD to $2,164 USD

A
Cheapest Retailer
-
$819 USD
A+
Retailer 2
-
$849 USD
View
A
Retailer 3
-
$998 USD
View
Final sale: no returns
A
Retailer 4
-
$1,029 USD
View
A
Retailer 5
-
$1,084 USD
View
Retailer 6
-
$1,106 USD
View
Price last confirmed 17 days ago
Retailer 7
-
$1,106 USD
View
Price last confirmed 21 days ago
A
Retailer 8
-
$1,124 USD
View
Retailer 9
-
$1,148 USD
View
Price last confirmed 22 days ago
A
Retailer 10
-
$1,215 USD
View
B+
Retailer 11
-
$1,220 USD
View
A
Retailer 12
-
$1,257 USD
View
Retailer 13
-
$1,276 USD
View
Price last confirmed 19 days ago
A
Retailer 14
-
$1,295 USD
View
B+
Retailer 15
-
$1,389 USD
View
B+
Retailer 16
-
$1,422 USD
View
Retailer 17
-
$1,445 USD
View
Price last confirmed 33 days ago
B+
Retailer 18
-
$1,507 USD
View
Retailer 19
-
$1,511 USD
View
Price last confirmed 33 days ago
B+
Retailer 20
-
$1,669 USD
View
B+
Retailer 21
-
$1,981 USD
View
B
Retailer 22
-
$2,164 USD
View
Retailer 23
-
$2,222 USD
View
Price last confirmed 9 days ago
Most Expensive
NZ Jewellers
f1514062-3e88-4828-9c52-9ca858d8104e · Oct 17
$2,697 USD
View
Price last confirmed 19 days ago
23 more retailers have this diamond
Prices start from $819 USDSave up to $1,345 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+
0.51ct Round
$819 USD