CaratHunter
Plans
Emerald|Natural|GIA

0.40ct G SI2 Emerald Natural Diamond

G/SI2 • GIA 2457659022

Certificate GIA 2457659022

Diamond specifications and retailer prices

From $674 AUD
SGD 640 SGD
As of October 29, 2026
Save $154 AUD (19%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $828 AUD at MD Diamonds and Jewellers · As of October 29, 2026
View at MD Diamonds and Jewellers

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 SI2 clarity (slightly-included) and certified by GIA 2457659022. Listed at 2 retailers as of October 29, 2026, with prices from $674 to $828, a $154 spread on the same certified stone. MD Diamonds and Jewellers lists it at $828. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.40
Carat
G
Colour
SI2
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryGood
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2457659022
Dimensions4.80 × 3.47 × 2.39 mm
L/W Ratio1.38
Girdle conditionPolished
Culet sizeNone
Key to symbols
Twinning Wisp, Feather
Top View
4.80 mm3.47 mm0.40 ctG / SI2
OriginNatural
PolishExcellent
SymmetryGood
FluorescenceFaint
CertificateGIA 2457659022
Side View
Table 67.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 69.1%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $828 AUD|Low: $674 AUD|High: $828 AUD|Avg: $753 AUD
MD Diamonds and Jewellers
Retailer 2
October 13, 2026
Retailer 2$674 AUD
MD Diamonds and Jewellers$828 AUD

3 data points across 2 retailers

2 retailers$674 AUD to $828 AUD

B
Cheapest Retailer
-
$674 AUD
SGD 640 SGD
Most Expensive
C
MD Diamonds and Jewellers
2457659022 · Oct 29
$828 AUD
£458 GBP
View
1 more retailer has this diamond
Prices start from $674 AUDSave up to $154 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.

B
0.40ct Emerald
$674 AUD