CaratHunter
Plans
Emerald|Natural|GIA

0.51ct D SI2 Emerald Natural Diamond

ID • D/SI2 • GIA 5232784551

Certificate GIA 5232784551

Diamond specifications and retailer prices

From $751 AUD
As of November 4, 2026
Save $1,803 AUD (71%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,554 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 D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5232784551. Listed at 11 retailers as of November 4, 2026, with prices from $751 to $2,554, a $1,803 spread on the same certified stone. NZ Jewellers lists it at $2,554. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.51
Carat
D
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5232784551
Dimensions5.29 × 3.83 × 2.58 mm
L/W Ratio1.38
Top View
5.29 mm3.83 mm0.51 ctD / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5232784551
Side View
Table 65.0%CrownGirdle: ThickPavilionCulet: NoneDepth 67.3%

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: $2,554 AUD|Low: $751 AUD|High: $2,554 AUD|Avg: $1,166 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 3$751 AUD
Retailer 10$814 AUD
Retailer 7$877 AUD
Retailer 11$877 AUD
Retailer 9$940 AUD
Retailer 2$967 AUD
Retailer 5$989 AUD
Retailer 8$1,020 AUD
Retailer 4$1,201 AUD
Retailer 6$1,878 AUD
NZ Jewellers$2,554 AUD

34 data points across 11 retailers

11 retailers$751 AUD to $2,554 AUD

A
Cheapest Retailer
-
$751 AUD
Final sale: no returns
A
Retailer 2
-
$814 AUD
View
A
Retailer 3
-
$877 AUD
View
Retailer 4
-
$877 AUD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$940 AUD
View
A
Retailer 6
-
$967 AUD
View
B+
Retailer 7
-
$989 AUD
View
B+
Retailer 8
-
$1,020 AUD
View
B+
Retailer 9
-
$1,201 AUD
View
B
Retailer 10
-
$1,878 AUD
View
Most Expensive
B
NZ Jewellers
e534f612-8799-4901-ba4f-6c0111ae8b59 · Nov 5
$2,554 AUD
$1,788 USD
View
10 more retailers have this diamond
Prices start from $751 AUDSave up to $1,803 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
$751 AUD