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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 $543 SGD
$425 USD
As of October 28, 2026
Save $540 SGD (50%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,084 SGD at 77 Diamonds · As of October 31, 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 $543 to $1,084, a $540 spread on the same certified stone. 77 Diamonds lists it at $1,084. 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
Colour
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $1,084 SGD|Low: $543 SGD|High: $1,087 SGD|Avg: $773 SGD|+1.8%
77 Diamonds
Retailer 2
Retailer 3
October 31, 2026
Retailer 2$543 SGD
Retailer 3$697 SGD
77 Diamonds$1,084 SGD

33 data points across 3 retailers

6 retailers$543 SGD to $1,084 SGD

A
Cheapest Retailer
-
$543 SGD
$425 USD
A
Retailer 2
-
$545 SGD
$426 USD
View
A
Retailer 3
-
$614 SGD
$480 USD
View
B+
Retailer 4
-
$697 SGD
$545 USD
View
B
Retailer 5
-
$788 SGD
$616 USD
View
Most Expensive
B
77 Diamonds
RADZET8NMF2R · Oct 31
$1,084 SGD
£668 GBP
View
5 more retailers have this diamond
Prices start from $543 SGDSave up to $540 SGD

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
$543 SGD