Emerald|Natural|GIA

0.50ct F SI1 Emerald Natural Diamond

EX • F/SI1 • GIA 6555067250

Certificate GIA 6555067250

Diamond specifications and retailer prices

From £283 GBP
As of November 2, 2026
Save £605 GBP (68%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £888 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 0.5ct natural emerald diamond

This 0.5ct natural emerald sits in the half to three-quarter carat band, graded F 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 6555067250. Listed at 7 retailers as of November 1, 2026, with prices from £283 to £888, a £605 spread on the same certified stone. MOH London lists it at £888. 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
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6555067250
Dimensions5.08 × 3.75 × 2.62 mm
L/W Ratio1.35
Top View
5.08 mm3.75 mm0.50 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6555067250
Side View
Table 68.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 69.8%

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: Nov 2
Current: £888 GBP|Low: £283 GBP|High: £898 GBP|Avg: £541 GBP|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 4£283 GBP
Retailer 3£477 GBP
Retailer 5£481 GBP
Retailer 2£571 GBP
Retailer 6£578 GBP
MOH London£888 GBP

42 data points across 6 retailers

7 retailers£283 GBP to £888 GBP

A
Cheapest Retailer
-
£283 GBP
B+
Retailer 2
-
£477 GBP
View
B+
Retailer 3
-
£481 GBP
View
B+
Retailer 4
-
£484 GBP
View
B+
Retailer 5
-
£571 GBP
View
Retailer 6
-
£578 GBP
View
Price last confirmed 34 days ago
Most Expensive
B
MOH London
109167E04 · Nov 1
£888 GBP
View
6 more retailers have this diamond
Prices start from £283 GBPSave up to £605 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
£283 GBP