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Emerald|Natural|GIA

0.51ct G SI2 Emerald Natural Diamond

GD • G/SI2 • GIA 2566483464

Certificate GIA 2566483464

Diamond specifications and retailer prices

From €305 EUR
As of November 5, 2026
Save €658 EUR (68%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €963 EUR at MOH London · As of November 4, 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 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 2566483464. Listed at 7 retailers as of November 4, 2026, with prices from €305 to €963, a €658 spread on the same certified stone. MOH London lists it at €963. 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
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2566483464
Dimensions6.21 × 3.55 × 2.11 mm
L/W Ratio1.75
Girdle conditionPolished
Culet sizeNone
Key to symbols
Feather
Top View
6.21 mm3.55 mm0.51 ctG / SI2
OriginNatural
CutGood
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 2566483464
Side View
Table 60.0%CrownGirdle: THN-THKPavilionCulet: NoneDepth 59.4%

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 5
Current: €963 EUR|Low: €305 EUR|High: €970 EUR|Avg: €554 EUR|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 4€305 EUR
Retailer 5€432 EUR
Retailer 3€511 EUR
Retailer 6€523 EUR
Retailer 7€535 EUR
Retailer 2€625 EUR
MOH London€963 EUR

22 data points across 7 retailers

7 retailers€305 EUR to €963 EUR

A
Cheapest Retailer
-
€305 EUR
B+
Retailer 2
-
€432 EUR
View
B+
Retailer 3
-
€511 EUR
View
B+
Retailer 4
-
€523 EUR
View
B+
Retailer 5
-
€535 EUR
View
B
Retailer 6
-
€625 EUR
View
Most Expensive
C
MOH London
029A5B045 · Nov 4
€963 EUR
£851 GBP
View
6 more retailers have this diamond
Prices start from €305 EURSave up to €658 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
€305 EUR