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0.66ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 2328192455

Certificate GIA 2328192455

Diamond specifications and retailer prices

From $1,189 USD
As of November 1, 2026
Save $588 USD (33%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,777 USD at Yorxs · As of November 1, 2026
View at Yorxs

About this 0.66ct natural round diamond

This 0.66ct natural round sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2328192455. Listed at 4 retailers as of November 1, 2026, with prices from $1,189 to $1,777, a $588 spread on the same certified stone. Yorxs lists it at $1,777. 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

0.66
Carat
G
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2328192455
Dimensions5.54 × 5.57 × 3.49 mm
L/W Ratio1.01
Top View
5.54 mm5.57 mm0.66 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2328192455
Side View
Table 57.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $1,736 USD|Low: $1,175 USD|High: $1,786 USD|Avg: $1,563 USD|+0.4%
Retailer 1
Retailer 2
Yorxs
November 1, 2026
Retailer 2$1,192 USD
Retailer 1$1,736 USD
Yorxs$1,777 USD

32 data points across 3 retailers

4 retailers$1,189 USD to $1,777 USD

B+
Cheapest Retailer
-
$1,189 USD
B+
Retailer 2
-
$1,192 USD
View
B
Retailer 3
-
$1,736 USD
£1,367 GBP
View
Most Expensive
B
Yorxs
E-3454 · Nov 1
$1,777 USD
€1,692 EUR
View
3 more retailers have this diamond
Prices start from $1,189 USDSave up to $588 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.

B+
0.66ct Round
$1,189 USD