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Emerald|Natural|GIA

0.51ct H SI1 Emerald Natural Diamond

EX • H/SI1 • GIA 1565363344

Certificate GIA 1565363344

Diamond specifications and retailer prices

From $573 NZD
$323 USD
As of November 2, 2026
Save $1,340 NZD (70%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,913 NZD at MOH London · As of November 1, 2026
View at MOH London

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 top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1565363344. Listed at 14 retailers as of November 1, 2026, with prices from $573 to $1,913, a $1,340 spread on the same certified stone. MOH London lists it at $1,913. 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
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1565363344
Dimensions5.77 × 3.60 × 2.41 mm
L/W Ratio1.60
Girdle conditionThick
Top View
5.77 mm3.60 mm0.51 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1565363344
Side View
Table 64.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 67.0%

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 2
Current: $1,913 NZD|Low: $616 NZD|High: $3,176 NZD|Avg: $1,363 NZD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 3$617 NZD
Retailer 4$1,017 NZD
Retailer 2$1,024 NZD
Retailer 8$1,038 NZD
Retailer 5$1,198 NZD
Retailer 6$1,250 NZD
Retailer 7$1,279 NZD
MOH London$1,913 NZD
Retailer 9$3,176 NZD

27 data points across 9 retailers

14 retailers$573 NZD to $1,913 NZD

A
Cheapest Retailer
-
$573 NZD
$323 USD
Final sale: no returns
A
Retailer 2
-
$617 NZD
₹33,142 INR
View
A
Retailer 3
-
$763 NZD
$430 USD
View
B+
Retailer 4
-
$1,017 NZD
£451 GBP
View
B+
Retailer 5
-
$1,024 NZD
£454 GBP
View
B+
Retailer 6
-
$1,038 NZD
£461 GBP
View
B+
Retailer 7
-
$1,061 NZD
$598 USD
View
B+
Retailer 8
-
$1,089 NZD
$614 USD
View
B
Retailer 9
-
$1,198 NZD
$675 USD
View
B+
Retailer 10
-
$1,250 NZD
€671 EUR
View
B+
Retailer 11
-
$1,279 NZD
ZAR 11,643 ZAR
View
Retailer 12
-
$1,345 NZD
A$1,166 AUD
View
Price last confirmed 29 days ago
Most Expensive
B
MOH London
FF02CDAAB · Nov 1
$1,913 NZD
£849 GBP
View
12 more retailers have this diamond
Prices start from $573 NZDSave up to $1,340 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
$573 NZD