Emerald|Natural|GIA

0.50ct E SI1 Emerald Natural Diamond

EX • E/SI1 • GIA 2567107879

Certificate GIA 2567107879

Diamond specifications and retailer prices

From £256 GBP
As of October 30, 2026
Save £1,022 GBP (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,278 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.5ct natural emerald diamond

This 0.5ct 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 2567107879. Listed at 13 retailers as of October 30, 2026, with prices from £256 to £1,278, a £1,022 spread on the same certified stone. NZ Jewellers lists it at £1,278. 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

0.50
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2567107879
Dimensions5.22 × 3.71 × 2.60 mm
L/W Ratio1.41
Girdle conditionThick to Very Thick
Key to symbols
Crystal, Cavity
Top View
5.22 mm3.71 mm0.50 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2567107879
Side View
Table 61.0%CrownGirdle: UND-UNDPavilionCulet: NoneDepth 70.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £415 GBP|Low: £215 GBP|High: £779 GBP|Avg: £431 GBP|+5.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 3£256 GBP
Retailer 6£308 GBP
Retailer 7£359 GBP
Retailer 1£415 GBP
Retailer 4£418 GBP
Retailer 2£504 GBP
Retailer 5£773 GBP

40 data points across 7 retailers

13 retailers£256 GBP to £1,278 GBP

A
Cheapest Retailer
-
£256 GBP
Retailer 2
-
£334 GBP
View
Price last confirmed 8 days ago
Retailer 3
-
£359 GBP
View
Price last confirmed 8 days ago
Retailer 4
-
£385 GBP
View
Price last confirmed 66 days ago
A
Retailer 5
-
£385 GBP
View
A
Retailer 6
-
£387 GBP
View
A
Retailer 7
-
£415 GBP
View
Retailer 8
-
£418 GBP
View
Price last confirmed 7 days ago
B+
Retailer 9
-
£504 GBP
View
B
Retailer 10
-
£765 GBP
View
Retailer 11
-
£773 GBP
View
Price last confirmed 19 days ago
Retailer 12
-
£1,278 GBP
View
Price last confirmed 56 days ago
Most Expensive
B
NZ Jewellers
319ff510-536f-4a13-9087-77be80c05d0e · Oct 30
£1,278 GBP
$1,720 USD
View
12 more retailers have this diamond
Prices start from £256 GBPSave up to £1,022 GBP

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
0.50ct Emerald
£256 GBP