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Emerald|Natural|GIA

0.51ct G SI1 Emerald Natural Diamond

GD • G/SI1 • GIA 2567363591

Certificate GIA 2567363591

Diamond specifications and retailer prices

From $905 NZD
$510 USD
As of November 2, 2026
Save $1,362 NZD (60%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,078 NZD at NZ Jewellers · As of October 30, 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade stated by the retailer rather than the lab and certified by GIA 2567363591. Listed at 13 retailers as of November 1, 2026, with a 151% 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
G
Colour
SI1
Clarity
Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Good
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2567363591
Dimensions5.62 × 3.87 × 2.59 mm
L/W Ratio1.45
Girdle conditionPolished
Culet sizeNone
Key to symbols
Feather
Top View
5.62 mm3.87 mm0.51 ctG / SI1
OriginNatural
CutGood
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 2567363591
Side View
Table 67.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 66.9%

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 2
Current: $3,078 NZD|Low: $905 NZD|High: $3,078 NZD|Avg: $1,412 NZD
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
November 2, 2026
Retailer 5$905 NZD
Retailer 13$981 NZD
Retailer 3$1,057 NZD
Retailer 10$1,057 NZD
Retailer 12$1,132 NZD
Retailer 2$1,205 NZD
Retailer 6$1,230 NZD
Retailer 11$1,230 NZD
Retailer 4$1,331 NZD
Retailer 8$1,461 NZD
Retailer 9$1,515 NZD
Retailer 7$2,267 NZD
NZ Jewellers$3,078 NZD

19 data points across 13 retailers

13 retailers$905 NZD to $2,267 NZD

B+
Cheapest Retailer
-
$905 NZD
$510 USD
Final sale: no returns
B+
Retailer 2
-
$981 NZD
$553 USD
View
B+
Retailer 3
-
$1,057 NZD
$596 USD
View
B+
Retailer 4
-
$1,057 NZD
$596 USD
View
B
Retailer 5
-
$1,132 NZD
$638 USD
View
B
Retailer 6
-
$1,205 NZD
£535 GBP
View
B
Retailer 7
-
$1,230 NZD
£546 GBP
View
B
Retailer 8
-
$1,230 NZD
£546 GBP
View
B
Retailer 9
-
$1,331 NZD
$750 USD
View
B
Retailer 10
-
$1,461 NZD
€784 EUR
View
B
Retailer 11
-
$1,515 NZD
ZAR 13,796 ZAR
View
B
Retailer 12
-
$2,267 NZD
£1,006 GBP
View
Most Expensive
NZ Jewellers
5325fbc9-4390-46ab-a6d9-e69a117b7994 · Oct 30
$3,078 NZD
$1,735 USD
View
Price under review
12 more retailers have this diamond
Prices start from $905 NZDSave up to $1,362 NZD

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
$905 NZD