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Emerald|Natural|GIA

0.51ct H SI1 Emerald Natural Diamond

GD • H/SI1 • GIA 6441318283

Certificate GIA 6441318283

Diamond specifications and retailer prices

From $729 NZD
$411 USD
As of November 1, 2026
Save $956 NZD (57%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,798 NZD at NZ Jewellers · As of October 31, 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 H 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 6441318283. Listed at 16 retailers as of November 1, 2026, with a 131% 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
H
Colour
SI1
Clarity
Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6441318283
Dimensions5.33 × 3.95 × 2.47 mm
L/W Ratio1.35
Top View
5.33 mm3.95 mm0.51 ctH / SI1
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6441318283
Side View
Table 62.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 62.6%

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 1
Current: $2,798 NZD|Low: $729 NZD|High: $2,798 NZD|Avg: $1,123 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
Retailer 14
Retailer 15
Retailer 16
November 1, 2026
Retailer 7$729 NZD
Retailer 14$763 NZD
Retailer 3$786 NZD
Retailer 6$786 NZD
Retailer 4$843 NZD
Retailer 2$896 NZD
Retailer 9$903 NZD
Retailer 15$915 NZD
Retailer 16$962 NZD
Retailer 11$1,109 NZD
Retailer 5$1,123 NZD
Retailer 13$1,127 NZD
Retailer 12$1,177 NZD
Retailer 8$1,204 NZD
Retailer 10$1,686 NZD
NZ Jewellers$2,798 NZD

30 data points across 16 retailers

16 retailers$729 NZD to $1,686 NZD

A
Cheapest Retailer
-
$729 NZD
$411 USD
A
Retailer 2
-
$763 NZD
$430 USD
View
B+
Retailer 3
-
$786 NZD
$443 USD
View
B+
Retailer 4
-
$786 NZD
$443 USD
View
B+
Retailer 5
-
$843 NZD
$475 USD
View
B+
Retailer 6
-
$896 NZD
£398 GBP
View
B+
Retailer 7
-
$903 NZD
£401 GBP
View
B+
Retailer 8
-
$915 NZD
£406 GBP
View
B+
Retailer 9
-
$962 NZD
$542 USD
View
B
Retailer 10
-
$1,109 NZD
$625 USD
View
B
Retailer 11
-
$1,123 NZD
$633 USD
View
B
Retailer 12
-
$1,127 NZD
ZAR 10,259 ZAR
View
B
Retailer 13
-
$1,177 NZD
€632 EUR
View
Retailer 14
-
$1,204 NZD
A$1,044 AUD
View
Price last confirmed 28 days ago
B
Retailer 15
-
$1,686 NZD
£748 GBP
View
Most Expensive
NZ Jewellers
df49e2ab-cbec-4a7a-9f9e-8aa5e02e4b27 · Oct 30
$2,798 NZD
$1,577 USD
View
Price under review
15 more retailers have this diamond
Prices start from $729 NZDSave up to $956 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.

A
0.51ct Emerald
$729 NZD