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Emerald|Natural|IGI

0.51ct I IF Emerald Natural Diamond

VG • I/IF • IGI 757501607

Shape and cutting style on the report: Emerald cut

Certificate IGI 757501607

Diamond specifications and retailer prices

From $497 AUD
As of November 5, 2026
Save $3,034 AUD (86%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,115 AUD at Flawless Fine Jewelry · As of November 2, 2026
View at Flawless Fine Jewelry

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 757501607. Listed at 12 retailers as of November 5, 2026, with a 610% 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 angle37.8°
Pavilion angle41.7°
OriginNatural
Grading LabIGI
CertificateIGI 757501607
Dimensions5.13 × 3.79 × 2.60 mm
L/W Ratio1.35
Culet sizeLarge
Top View
5.13 mm3.79 mm0.51 ctI / IF
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 757501607
Side View
Table 65.0%Crown 37.8°Girdle: Slightly ThickPavilion 41.7°Culet: LargeDepth 68.6%

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: $4,115 AUD|Low: $497 AUD|High: $4,115 AUD|Avg: $1,188 AUD
Flawless Fine Jewelry
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 5$497 AUD
Retailer 4$600 AUD
Retailer 3$629 AUD
Retailer 7$920 AUD
Retailer 2$1,121 AUD
Retailer 8$2,111 AUD
Retailer 10$2,287 AUD
Retailer 11$2,310 AUD
Retailer 9$2,400 AUD
Retailer 12$2,640 AUD
Retailer 6$3,531 AUD
Flawless Fine Jewelry$4,115 AUD

41 data points across 12 retailers

12 retailers$497 AUD to $3,531 AUD

A
Cheapest Retailer
-
$497 AUD
A
Retailer 2
-
$600 AUD
View
Retailer 3
-
$629 AUD
View
Price last confirmed 9 days ago
A
Retailer 4
-
$920 AUD
View
B+
Retailer 5
-
$1,121 AUD
View
B
Retailer 6
-
$2,111 AUD
View
Final sale: no returns
B
Retailer 7
-
$2,287 AUD
View
B
Retailer 8
-
$2,310 AUD
View
B
Retailer 9
-
$2,400 AUD
View
B
Retailer 10
-
$2,640 AUD
View
C
Retailer 11
-
$3,531 AUD
View
Most Expensive
Flawless Fine Jewelry
4DCE61A49 · Nov 2
$4,115 AUD
£2,268 GBP
View
Price under review
11 more retailers have this diamond
Prices start from $497 AUDSave up to $3,034 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
$497 AUD