Emerald|Natural|GIA

0.51ct E SI1 Emerald Natural Diamond

EX • E/SI1 • GIA 2566017480

Certificate GIA 2566017480

Diamond specifications and retailer prices

From €592 EUR
$659 USD
As of October 23, 2026
16 retailers carry this diamond
Most expensive: €1,791 EUR at NZ Jewellers · As of October 20, 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2566017480. Listed at 16 retailers as of October 23, 2026. 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
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2566017480
Dimensions5.57 × 3.72 × 2.46 mm
L/W Ratio1.50
Girdle conditionPolished
Top View
5.57 mm3.72 mm0.51 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2566017480
Side View
Table 66.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 66.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 23
Current: €1,791 EUR|Low: €385 EUR|High: €1,844 EUR|Avg: €790 EUR|-2.9%
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
October 23, 2026
Retailer 7€472 EUR
Retailer 11€521 EUR
Retailer 12€569 EUR
Retailer 10€573 EUR
Retailer 5€582 EUR
Retailer 16€592 EUR
Retailer 14€597 EUR
Retailer 13€693 EUR
Retailer 9€732 EUR
Retailer 6€764 EUR
Retailer 2€797 EUR
Retailer 3€833 EUR
Retailer 15€871 EUR
Retailer 8€884 EUR
Retailer 4€1,326 EUR
NZ Jewellers€1,791 EUR

20 data points across 16 retailers

16 retailers

Retailer 1
-
€472 EUR
HK$4,100 HKD
Price last confirmed 7 days ago
Retailer 2
-
€569 EUR
$633 USD
View
Price last confirmed 8 days ago
Retailer 3
-
€573 EUR
View
Price last confirmed 7 days ago
Retailer 4
-
€582 EUR
SGD 876 SGD
View
Price last confirmed 9 days ago
A
Retailer 5
-
€592 EUR
$659 USD
View
Retailer 6
-
€597 EUR
£523 GBP
View
Price last confirmed 8 days ago
Retailer 7
-
€693 EUR
£607 GBP
View
Price last confirmed 8 days ago
Retailer 8
-
€732 EUR
$815 USD
View
Price last confirmed 6 days ago
Retailer 9
-
€764 EUR
$850 USD
View
Price last confirmed 9 days ago
Retailer 10
-
€773 EUR
£677 GBP
View
Price last confirmed 33 days ago
Retailer 11
-
€797 EUR
View
Price last confirmed 7 days ago
Retailer 12
-
€833 EUR
$927 USD
View
Price last confirmed 8 days ago
Retailer 13
-
€871 EUR
ZAR 15,670 ZAR
View
Price last confirmed 8 days ago
Retailer 14
-
€884 EUR
A$1,513 AUD
View
Price last confirmed 25 days ago
Retailer 15
-
€1,326 EUR
£1,162 GBP
View
Price last confirmed 11 days ago
Most Expensive
NZ Jewellers
0935f67e-5a7e-4757-bb0e-c6b24f30efcd · Oct 20
€1,791 EUR
$1,993 USD
View
Price under review
15 more retailers have this diamond
Prices start from €592 EUR

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
€592 EUR