CaratHunter
Plans
Emerald|Natural|GIA

0.50ct K SI1 Emerald Natural Diamond

EX • K/SI1 • GIA 2554219583

Certificate GIA 2554219583

Diamond specifications and retailer prices

From $419 AUD
As of November 5, 2026
Save $909 AUD (68%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,328 AUD at MOH London · As of November 4, 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2554219583. Listed at 6 retailers as of November 4, 2026, with prices from $419 to $1,328, a $909 spread on the same certified stone. MOH London lists it at $1,328. 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
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2554219583
Dimensions5.88 × 3.62 × 2.53 mm
L/W Ratio1.62
Girdle conditionPolished
Culet sizeNone
Key to symbols
Feather
Top View
5.88 mm3.62 mm0.50 ctK / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2554219583
Side View
Table 70.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 70.0%

Caratlytics Score

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

Price History

Last verified: Nov 5
Current: $1,328 AUD|Low: $419 AUD|High: $1,337 AUD|Avg: $855 AUD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
November 6, 2026
Retailer 3$419 AUD
Retailer 4$746 AUD
Retailer 2$926 AUD
MOH London$1,328 AUD

44 data points across 4 retailers

6 retailers$419 AUD to $1,328 AUD

A
Cheapest Retailer
-
$419 AUD
B+
Retailer 2
-
$746 AUD
View
B+
Retailer 3
-
$779 AUD
View
Retailer 4
-
$800 AUD
View
Price last confirmed 16 days ago
B
Retailer 5
-
$926 AUD
View
Most Expensive
B
MOH London
BFE904159 · Nov 4
$1,328 AUD
£732 GBP
View
5 more retailers have this diamond
Prices start from $419 AUDSave up to $909 AUD

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
$419 AUD