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Emerald|Natural|GIA

0.51ct K SI1 Emerald Natural Diamond

GD • K/SI1 • GIA 7358799535

Certificate GIA 7358799535

Diamond specifications and retailer prices

From $584 AUD
As of November 6, 2026
Save $991 AUD (63%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,620 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.51ct natural emerald diamond

This 0.51ct natural emerald sits in the half to three-quarter carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a standard cut grade stated by the retailer rather than the lab and certified by GIA 7358799535. Listed at 16 retailers as of November 4, 2026, with a 170% 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
K
Colour
SI1
Clarity
Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7358799535
Dimensions5.85 × 3.69 × 2.22 mm
L/W Ratio1.59
Top View
5.85 mm3.69 mm0.51 ctK / SI1
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7358799535
Side View
Table 58.0%CrownGirdle: ThickPavilionCulet: NoneDepth 60.2%

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 6
Current: $2,620 AUD|Low: $584 AUD|High: $2,620 AUD|Avg: $951 AUD
NZ Jewellers
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 6, 2026
Retailer 7$584 AUD
Retailer 5$597 AUD
Retailer 6$600 AUD
Retailer 18$684 AUD
Retailer 11$711 AUD
Retailer 16$736 AUD
Retailer 17$736 AUD
Retailer 9$754 AUD
Retailer 3$789 AUD
Retailer 2$834 AUD
Retailer 13$844 AUD
Retailer 8$870 AUD
Retailer 4$897 AUD
Retailer 10$979 AUD
Retailer 12$1,024 AUD
Retailer 14$1,060 AUD
Retailer 15$1,576 AUD
NZ Jewellers$2,620 AUD

30 data points across 18 retailers

16 retailers$584 AUD to $1,576 AUD

B+
Cheapest Retailer
-
$584 AUD
B+
Retailer 2
-
$600 AUD
View
B+
Retailer 3
-
$684 AUD
View
B+
Retailer 4
-
$711 AUD
View
Retailer 5
-
$736 AUD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$736 AUD
View
B
Retailer 7
-
$789 AUD
View
B
Retailer 8
-
$834 AUD
View
B
Retailer 9
-
$844 AUD
View
B
Retailer 10
-
$870 AUD
View
B
Retailer 11
-
$897 AUD
View
B
Retailer 12
-
$979 AUD
View
B
Retailer 13
-
$1,024 AUD
View
B
Retailer 14
-
$1,060 AUD
View
C
Retailer 15
-
$1,576 AUD
View
Most Expensive
NZ Jewellers
9b9a52ca-6944-418a-9bd2-26834e7a52c6 · Nov 5
$2,620 AUD
$1,834 USD
View
Price under review
15 more retailers have this diamond
Prices start from $584 AUDSave up to $991 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.

B+
0.51ct Emerald
$584 AUD