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Emerald|Natural|IGI

0.51ct I IF Emerald Natural Diamond

VG • I/IF • IGI 726555001

Shape and cutting style on the report: Emerald cut

Certificate IGI 726555001

Diamond specifications and retailer prices

From $617 AUD
As of November 5, 2026
Save $1,913 AUD (76%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,530 AUD at NZ Jewellers · As of October 27, 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 I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI 726555001. Listed at 17 retailers as of November 5, 2026, with a 310% 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
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle42.2°
OriginNatural
Grading LabIGI
CertificateIGI 726555001
Dimensions5.32 × 3.75 × 2.53 mm
L/W Ratio1.42
Culet sizeLarge
Top View
5.32 mm3.75 mm0.51 ctI / IF
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 726555001
Side View
Table 65.0%Crown 35.1°Girdle: Very ThickPavilion 42.2°Culet: LargeDepth 67.5%

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 5
Current: $2,530 AUD|Low: $617 AUD|High: $2,530 AUD|Avg: $1,157 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
November 6, 2026
Retailer 6$617 AUD
Retailer 4$744 AUD
Retailer 7$807 AUD
Retailer 8$869 AUD
Retailer 5$931 AUD
Retailer 2$1,001 AUD
Retailer 10$1,086 AUD
Retailer 11$1,086 AUD
Retailer 12$1,244 AUD
Retailer 3$1,784 AUD
Retailer 9$1,861 AUD
NZ Jewellers$2,530 AUD

34 data points across 12 retailers

17 retailers$617 AUD to $2,530 AUD

A
Cheapest Retailer
-
$617 AUD
A
Retailer 2
-
$744 AUD
View
Final sale: no returns
Retailer 3
-
$750 AUD
View
Price last confirmed 9 days ago
A
Retailer 4
-
$807 AUD
View
Retailer 5
-
$807 AUD
View
Price last confirmed 8 days ago
Retailer 6
-
$869 AUD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$869 AUD
View
Retailer 8
-
$931 AUD
View
Price last confirmed 66 days ago
A
Retailer 9
-
$931 AUD
View
B+
Retailer 10
-
$1,001 AUD
View
B+
Retailer 11
-
$1,086 AUD
View
B+
Retailer 12
-
$1,086 AUD
View
B+
Retailer 13
-
$1,244 AUD
View
Retailer 14
-
$1,784 AUD
View
Price last confirmed 8 days ago
B
Retailer 15
-
$1,861 AUD
View
B
Retailer 16
-
$2,530 AUD
View
Most Expensive
NZ Jewellers
01c10bdb-2fda-49b6-a994-e9a1ef612e57 · Oct 27
$2,530 AUD
$1,771 USD
View
Price last confirmed 9 days ago
16 more retailers have this diamond
Prices start from $617 AUDSave up to $1,913 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 Emerald
$617 AUD