Emerald|Natural|GIA

0.51ct G SI2 Emerald Natural Diamond

GD • G/SI2 • GIA 2557963389

Certificate GIA 2557963389

Diamond specifications and retailer prices

From €490 EUR
As of November 6, 2026
Save €686 EUR (58%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €1,600 EUR 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 G colour (near-colourless) and SI2 clarity (slightly-included), with a standard cut grade stated by the retailer rather than the lab and certified by GIA 2557963389. Listed at 13 retailers as of November 4, 2026, with a 140% 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
SI2
Clarity
Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2557963389
Dimensions5.27 × 3.68 × 2.62 mm
L/W Ratio1.43
Culet sizeNone
Key to symbols
Cloud
Top View
5.27 mm3.68 mm0.51 ctG / SI2
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2557963389
Side View
Table 68.0%CrownGirdle: THK-VTKPavilionCulet: NDepth 71.4%

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: €1,600 EUR|Low: €444 EUR|High: €1,600 EUR|Avg: €683 EUR
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 6, 2026
Retailer 4€490 EUR
Retailer 10€511 EUR
Retailer 5€528 EUR
Retailer 11€550 EUR
Retailer 12€589 EUR
Retailer 2€606 EUR
Retailer 7€619 EUR
Retailer 3€627 EUR
Retailer 13€639 EUR
Retailer 6€683 EUR
Retailer 8€1,104 EUR
Retailer 9€1,176 EUR
NZ Jewellers€1,600 EUR

35 data points across 13 retailers

13 retailers€490 EUR to €1,176 EUR

B+
Cheapest Retailer
-
€490 EUR
B+
Retailer 2
-
€511 EUR
View
B+
Retailer 3
-
€528 EUR
View
B+
Retailer 4
-
€550 EUR
View
B
Retailer 5
-
€589 EUR
View
B
Retailer 6
-
€606 EUR
View
B
Retailer 7
-
€619 EUR
View
B
Retailer 8
-
€627 EUR
View
B
Retailer 9
-
€639 EUR
View
B
Retailer 10
-
€683 EUR
View
C
Retailer 11
-
€1,104 EUR
View
C
Retailer 12
-
€1,176 EUR
View
Most Expensive
NZ Jewellers
926abc45-72f2-40db-83d7-2b32922291ab · Nov 5
€1,600 EUR
$1,796 USD
View
Price under review
12 more retailers have this diamond
Prices start from €490 EURSave up to €686 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.

B+
0.51ct Emerald
€490 EUR