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Emerald|Natural|GIA

0.50ct K SI2 Emerald Natural Diamond

EX • K/SI2 • GIA 5231234382

Certificate GIA 5231234382

Diamond specifications and retailer prices

From $515 USD
As of November 5, 2026
Save $416 USD (45%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $931 USD at MOH London · As of November 2, 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 K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5231234382. Listed at 4 retailers as of November 2, 2026, with prices from $515 to $931, a $416 spread on the same certified stone. MOH London lists it at $931. 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
K
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5231234382
Dimensions5.27 × 3.70 × 2.62 mm
L/W Ratio1.42
Girdle conditionPolished
Key to symbols
Crystal
Top View
5.27 mm3.70 mm0.50 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5231234382
Side View
Table 67.0%CrownGirdle: ThickPavilionCulet: NoneDepth 70.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $931 USD|Low: $484 USD|High: $978 USD|Avg: $639 USD|-3.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 4$515 USD
Retailer 2$522 USD
Retailer 3$563 USD
Retailer 5$665 USD
MOH London$931 USD

42 data points across 5 retailers

4 retailers$515 USD to $931 USD

B+
Cheapest Retailer
-
$515 USD
B+
Retailer 2
-
$522 USD
View
B+
Retailer 3
-
$563 USD
View
Most Expensive
B
MOH London
5BE74EDC8 · Nov 2
$931 USD
£733 GBP
View
3 more retailers have this diamond
Prices start from $515 USDSave up to $416 USD

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
$515 USD