Emerald|Natural|GIA

0.40ct E SI2 Emerald Natural Diamond

EX • E/SI2 • GIA 5556451608

Certificate GIA 5556451608

Diamond specifications and retailer prices

From $386 USD
As of November 5, 2026
Save $284 USD (42%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $670 USD at Yorxs · As of November 6, 2026
View at Yorxs

About this 0.4ct natural emerald diamond

This 0.4ct natural emerald sits in the sub-half-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5556451608. Listed at 9 retailers as of November 5, 2026, with prices from $386 to $670, a $284 spread on the same certified stone. Yorxs lists it at $670. 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

0.40
Carat
E
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5556451608
Dimensions5.09 × 3.46 × 2.24 mm
L/W Ratio1.47
Culet sizeNone
Top View
5.09 mm3.46 mm0.40 ctE / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 5556451608
Side View
Table 68.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 64.6%

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 5
Current: $467 USD|Low: $386 USD|High: $693 USD|Avg: $517 USD|+2.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Yorxs
November 6, 2026
Retailer 6$386 USD
Retailer 2$426 USD
Retailer 5$442 USD
Retailer 1$467 USD
Retailer 4$496 USD
Retailer 3$502 USD
Retailer 7$580 USD
Yorxs$670 USD

42 data points across 8 retailers

9 retailers$386 USD to $670 USD

A
Cheapest Retailer
-
$386 USD
A
Retailer 2
-
$426 USD
View
B+
Retailer 3
-
$442 USD
View
B+
Retailer 4
-
$467 USD
View
B+
Retailer 5
-
$496 USD
View
B+
Retailer 6
-
$502 USD
View
B+
Retailer 7
-
$526 USD
View
B
Retailer 8
-
$580 USD
View
Most Expensive
B
Yorxs
531328916 · Nov 6
$670 USD
€638 EUR
View
8 more retailers have this diamond
Prices start from $386 USDSave up to $284 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.

A
0.40ct Emerald
$386 USD