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Round|Natural|GIA

0.51ct I VVS2 Round Natural Diamond

GD • I/VVS2 • GIA 7552656621

Certificate GIA 7552656621

Diamond specifications and retailer prices

From $631 AUD
As of November 4, 2026
Save $1,250 AUD (66%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,446 AUD at NZ Jewellers · As of September 19, 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 I colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a standard cut grade and certified by GIA 7552656621. Listed at 17 retailers as of November 2, 2026, with a 198% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
I
Colour
VVS2
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle39.5°
Pavilion angle40°
OriginNatural
Grading LabGIA
CertificateGIA 7552656621
Dimensions4.91 × 4.85 × 3.24 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
4.91 mm4.85 mm0.51 ctI / VVS2
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7552656621
Side View
Table 57.0%Crown 39.5°Girdle: THK-VTKPavilion 40°Culet: NoneDepth 66.4%

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 4
Current: $693 AUD|Low: $550 AUD|High: $1,892 AUD|Avg: $1,035 AUD|+11.7%
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
November 5, 2026
Retailer 12$631 AUD
Retailer 1$693 AUD
Retailer 11$724 AUD
Retailer 10$736 AUD
Retailer 6$775 AUD
Retailer 14$878 AUD
Retailer 8$984 AUD
Retailer 5$1,001 AUD
Retailer 4$1,028 AUD
Retailer 3$1,091 AUD
Retailer 2$1,140 AUD
Retailer 9$1,230 AUD
Retailer 7$1,759 AUD
Retailer 13$1,882 AUD

27 data points across 14 retailers

17 retailers$631 AUD to $1,882 AUD

A
Cheapest Retailer
-
$631 AUD
B+
Retailer 2
-
$693 AUD
View
B+
Retailer 3
-
$724 AUD
View
B+
Retailer 4
-
$736 AUD
View
Final sale: no returns
Retailer 5
-
$775 AUD
View
Price last confirmed 10 days ago
B+
Retailer 6
-
$878 AUD
View
Retailer 7
-
$899 AUD
View
Price last confirmed 44 days ago
B+
Retailer 8
-
$984 AUD
View
B+
Retailer 9
-
$1,001 AUD
View
B+
Retailer 10
-
$1,028 AUD
View
B+
Retailer 11
-
$1,091 AUD
View
B+
Retailer 12
-
$1,140 AUD
View
Retailer 13
-
$1,159 AUD
View
Price last confirmed 32 days ago
B+
Retailer 14
-
$1,230 AUD
View
B
Retailer 15
-
$1,759 AUD
View
B
Retailer 16
-
$1,882 AUD
View
Most Expensive
NZ Jewellers
aa34552b-d4bd-4f6a-be00-72f62c848bdd · Sep 19
$2,446 AUD
$1,716 USD
View
Price last confirmed 46 days ago
16 more retailers have this diamond
Prices start from $631 AUDSave up to $1,250 AUD

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
$631 AUD