Emerald|Natural|GIA

0.40ct G SI1 Emerald Natural Diamond

EX • G/SI1 • GIA 1515420317

Certificate GIA 1515420317

Diamond specifications and retailer prices

From $273 USD
MYR 1,110 MYR
As of October 30, 2026
Save $157 USD (37%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $430 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 0.4ct natural emerald diamond

This 0.4ct natural emerald sits in the sub-half-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1515420317. Listed at 5 retailers as of October 29, 2026, with prices from $273 to $430, a $157 spread on the same certified stone. Brilliant Earth lists it at $430. 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
G
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1515420317
Dimensions4.95 × 3.62 × 2.35 mm
L/W Ratio1.37
Culet sizeNone
Key to symbols
Crystal, Cloud
Top View
4.95 mm3.62 mm0.40 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1515420317
Side View
Table 64.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 65.0%

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: Oct 30
Current: $430 USD|Low: $273 USD|High: $460 USD|Avg: $370 USD|-6.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 30, 2026
Retailer 5$273 USD
Retailer 3$313 USD
Retailer 4$330 USD
Retailer 2$421 USD
Brilliant Earth$430 USD

40 data points across 5 retailers

5 retailers$273 USD to $430 USD

A
Cheapest Retailer
-
$273 USD
MYR 1,110 MYR
A
Retailer 2
-
$313 USD
View
Final sale: no returns
A
Retailer 3
-
$330 USD
SGD 446 SGD
View
B+
Retailer 4
-
$421 USD
£331 GBP
View
Most Expensive
B+
Brilliant Earth
13817469A · Oct 29
$430 USD
View
4 more retailers have this diamond
Prices start from $273 USDSave up to $157 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
$273 USD