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Emerald|Natural|GIA

0.50ct J SI2 Emerald Natural Diamond

EX • J/SI2 • GIA 2498625591

Certificate GIA 2498625591

Diamond specifications and retailer prices

From £202 GBP
As of November 4, 2026
Save £319 GBP (61%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £521 GBP at 77 Diamonds · As of November 6, 2026
View at 77 Diamonds

About this 0.5ct natural emerald diamond

This 0.5ct natural emerald sits in the half to three-quarter carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2498625591. Listed at 2 retailers as of November 4, 2026, with prices from £202 to £521, a £319 spread on the same certified stone. 77 Diamonds lists it at £521. 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
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishGood
SymmetryGood
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2498625591
Dimensions5.54 × 3.90 × 2.46 mm
L/W Ratio1.42
Top View
5.54 mm3.90 mm0.50 ctJ / SI2
OriginNatural
CutExcellent
PolishGood
SymmetryGood
FluorescenceFaint
CertificateGIA 2498625591
Side View
Table 68.0%CrownGirdle: THN-ETKPavilionCulet: NoneDepth 63.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 4
Current: £521 GBP|Low: £184 GBP|High: £528 GBP|Avg: £361 GBP|+1.1%
77 Diamonds
Retailer 2
November 6, 2026
Retailer 2£202 GBP
77 Diamonds£521 GBP

34 data points across 2 retailers

2 retailers£202 GBP to £521 GBP

B+
Cheapest Retailer
-
£202 GBP
Final sale: no returns
Most Expensive
B
77 Diamonds
EMCFNTYPCXSJ · Nov 6
£521 GBP
View
1 more retailer has this diamond
Prices start from £202 GBPSave up to £319 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.

B+
0.50ct Emerald
£202 GBP