Round|Natural|GIA

0.51ct D IF Round Natural Diamond

EX • D/IF • GIA 2546781881

Certificate GIA 2546781881

Diamond specifications and retailer prices

From $1,249 USD
As of November 5, 2026
Save $3,429 USD (73%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $6,362 USD at NZ Jewellers · As of October 30, 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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 2546781881. Listed at 22 retailers as of October 31, 2026, with a 275% 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
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 2546781881
Dimensions5.11 × 5.14 × 3.16 mm
L/W Ratio1.01
Top View
5.11 mm5.14 mm0.51 ctD / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2546781881
Side View
Table 61.0%Crown 34°Girdle: Slightly ThickPavilion 41.6°Culet: NoneDepth 61.6%

Caratlytics Score

How it works →
A+
Exceptional
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: $6,362 USD|Low: $1,249 USD|High: $6,362 USD|Avg: $2,916 USD
NZ Jewellers
Retailer 2
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Retailer 11
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Retailer 23
November 6, 2026
Retailer 19$1,249 USD
Retailer 12$1,420 USD
Retailer 15$1,513 USD
Retailer 13$1,522 USD
Retailer 14$1,682 USD
Retailer 2$1,842 USD
Retailer 17$1,927 USD
Retailer 18$1,927 USD
Retailer 16$2,072 USD
Retailer 20$2,109 USD
Retailer 8$3,277 USD
Retailer 10$3,371 USD
Retailer 3$3,505 USD
Retailer 6$3,651 USD
Retailer 23$3,651 USD
Retailer 4$3,792 USD
Retailer 5$3,797 USD
Retailer 11$3,968 USD
Retailer 9$4,210 USD
Retailer 7$4,678 USD
Retailer 21$5,676 USD
Retailer 22$6,139 USD
NZ Jewellers$6,362 USD

41 data points across 23 retailers

22 retailers$1,249 USD to $4,678 USD

A+
Cheapest Retailer
-
$1,249 USD
Retailer 2
-
$1,420 USD
View
Price last confirmed 16 days ago
A
Retailer 3
-
$1,446 USD
View
A
Retailer 4
-
$1,522 USD
View
Retailer 5
-
$1,682 USD
View
Price last confirmed 16 days ago
B+
Retailer 6
-
$1,842 USD
View
B+
Retailer 7
-
$1,927 USD
View
B+
Retailer 8
-
$1,927 USD
View
B+
Retailer 9
-
$2,072 USD
View
B+
Retailer 10
-
$2,109 USD
View
B
Retailer 11
-
$3,277 USD
View
B
Retailer 12
-
$3,505 USD
View
Retailer 13
-
$3,651 USD
View
Price last confirmed 8 days ago
Retailer 14
-
$3,651 USD
View
Price last confirmed 9 days ago
Retailer 15
-
$3,792 USD
View
Price last confirmed 9 days ago
B
Retailer 16
-
$3,797 USD
View
B
Retailer 17
-
$3,968 USD
View
B
Retailer 18
-
$4,210 USD
View
B
Retailer 19
-
$4,678 USD
View
Retailer 20
-
$5,676 USD
View
Price under review
Retailer 21
-
$6,139 USD
View
Price under review
Most Expensive
NZ Jewellers
34456128-d5e4-4f52-aec2-fdec7bd303fb · Oct 30
$6,362 USD
View
Price under review
21 more retailers have this diamond
Prices start from $1,249 USDSave up to $3,429 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
$1,249 USD