CaratHunter
Plans
Emerald|Natural|GIA

0.51ct K SI1 Emerald Natural Diamond

GD • K/SI1 • GIA 7358799535

Certificate GIA 7358799535

Diamond specifications and retailer prices

From $728 NZD
As of November 6, 2026
Save $1,235 NZD (63%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,263 NZD 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a standard cut grade stated by the retailer rather than the lab and certified by GIA 7358799535. Listed at 16 retailers as of November 4, 2026, with a 170% 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
K
Colour
SI1
Clarity
Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7358799535
Dimensions5.85 × 3.69 × 2.22 mm
L/W Ratio1.59
Top View
5.85 mm3.69 mm0.51 ctK / SI1
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7358799535
Side View
Table 58.0%CrownGirdle: ThickPavilionCulet: NoneDepth 60.2%

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 6
Current: $3,263 NZD|Low: $728 NZD|High: $3,263 NZD|Avg: $1,184 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
Retailer 17
Retailer 18
November 6, 2026
Retailer 7$728 NZD
Retailer 5$744 NZD
Retailer 6$747 NZD
Retailer 18$852 NZD
Retailer 11$886 NZD
Retailer 16$916 NZD
Retailer 17$916 NZD
Retailer 9$939 NZD
Retailer 3$982 NZD
Retailer 2$1,039 NZD
Retailer 13$1,051 NZD
Retailer 8$1,083 NZD
Retailer 4$1,117 NZD
Retailer 10$1,219 NZD
Retailer 12$1,275 NZD
Retailer 14$1,320 NZD
Retailer 15$1,962 NZD
NZ Jewellers$3,263 NZD

30 data points across 18 retailers

16 retailers$728 NZD to $1,962 NZD

B+
Cheapest Retailer
-
$728 NZD
B+
Retailer 2
-
$747 NZD
View
B+
Retailer 3
-
$852 NZD
View
B+
Retailer 4
-
$886 NZD
View
Retailer 5
-
$916 NZD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$916 NZD
View
B
Retailer 7
-
$982 NZD
View
B
Retailer 8
-
$1,039 NZD
View
B
Retailer 9
-
$1,051 NZD
View
B
Retailer 10
-
$1,083 NZD
View
B
Retailer 11
-
$1,117 NZD
View
B
Retailer 12
-
$1,219 NZD
View
B
Retailer 13
-
$1,275 NZD
View
B
Retailer 14
-
$1,320 NZD
View
C
Retailer 15
-
$1,962 NZD
View
Most Expensive
NZ Jewellers
9b9a52ca-6944-418a-9bd2-26834e7a52c6 · Nov 5
$3,263 NZD
$1,834 USD
View
Price under review
15 more retailers have this diamond
Prices start from $728 NZDSave up to $1,235 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
$728 NZD