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Emerald|Natural|GIA

0.50ct D SI1 Emerald Natural Diamond

EX • D/SI1 • GIA 1515310804

Certificate GIA 1515310804

Diamond specifications and retailer prices

From £384 GBP
As of November 4, 2026
Save £392 GBP (51%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £777 GBP at GemTrove · As of November 6, 2026
View at GemTrove

About this 0.5ct natural emerald diamond

This 0.5ct natural emerald sits in the half to three-quarter carat band, graded D 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 1515310804. Listed at 8 retailers as of November 4, 2026, with prices from £384 to £777, a £392 spread on the same certified stone. GemTrove lists it at £777. 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
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1515310804
Dimensions5.22 × 3.81 × 2.60 mm
L/W Ratio1.37
Culet sizeNone
Key to symbols
Crystal
Top View
5.22 mm3.81 mm0.50 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1515310804
Side View
Table 67.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 68.3%

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 4
Current: £777 GBP|Low: £337 GBP|High: £777 GBP|Avg: £526 GBP
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 4£384 GBP
Retailer 6£386 GBP
Retailer 5£394 GBP
Retailer 8£418 GBP
Retailer 7£467 GBP
Retailer 9£470 GBP
Retailer 2£517 GBP
Retailer 10£639 GBP
Retailer 11£639 GBP
Retailer 3£661 GBP
GemTrove£777 GBP

40 data points across 11 retailers

8 retailers£384 GBP to £777 GBP

A
Cheapest Retailer
-
£384 GBP
A
Retailer 2
-
£386 GBP
View
Final sale: no returns
A
Retailer 3
-
£394 GBP
View
A
Retailer 4
-
£418 GBP
View
A
Retailer 5
-
£467 GBP
View
Retailer 6
-
£470 GBP
View
Price last confirmed 81 days ago
B+
Retailer 7
-
£517 GBP
View
Most Expensive
B
GemTrove
GT-N-00988225-98 · Nov 6
£777 GBP
A$1,608 AUD
View
7 more retailers have this diamond
Prices start from £384 GBPSave up to £392 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
£384 GBP