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Radiant|Natural|GIA

0.40ct G SI2 Radiant Natural Diamond

EX • G/SI2 • GIA 2173559626

Certificate GIA 2173559626

Diamond specifications and retailer prices

From $595 CAD
$425 USD
As of October 28, 2026
Save $592 CAD (50%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,186 CAD at 77 Diamonds · As of October 30, 2026
View at 77 Diamonds

About this 0.4ct natural radiant diamond

This 0.4ct natural radiant sits in the sub-half-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2173559626. Listed at 6 retailers as of October 28, 2026, with prices from $595 to $1,186, a $592 spread on the same certified stone. 77 Diamonds lists it at $1,186. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2173559626
Dimensions4.46 × 3.86 × 3.02 mm
L/W Ratio1.16
Top View
4.46 mm3.86 mm0.40 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2173559626
Side View
Table 74.0%CrownGirdle: ThickPavilionCulet: NoneDepth 78.3%

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: Oct 28
Current: $1,186 CAD|Low: $595 CAD|High: $1,190 CAD|Avg: $847 CAD|+2.2%
77 Diamonds
Retailer 2
Retailer 3
October 30, 2026
Retailer 2$595 CAD
Retailer 3$763 CAD
77 Diamonds$1,186 CAD

33 data points across 3 retailers

6 retailers$595 CAD to $1,186 CAD

A
Cheapest Retailer
-
$595 CAD
$425 USD
A
Retailer 2
-
$596 CAD
$426 USD
View
B+
Retailer 3
-
$672 CAD
$480 USD
View
B+
Retailer 4
-
$763 CAD
$545 USD
View
B
Retailer 5
-
$862 CAD
$616 USD
View
Most Expensive
B
77 Diamonds
RADZET8NMF2R · Oct 30
$1,186 CAD
£668 GBP
View
5 more retailers have this diamond
Prices start from $595 CADSave up to $592 CAD

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 Radiant
$595 CAD