Round|Natural|GIA

0.66ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 7361863098

Certificate GIA 7361863098

Diamond specifications and retailer prices

From $1,236 USD
£973 GBP
As of November 2, 2026
Save $1,058 USD (46%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $2,294 USD at Diamond Quarter · As of November 2, 2026
View at Diamond Quarter

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 7361863098. Listed at 5 retailers as of November 2, 2026, with prices from $1,236 to $2,294, a $1,058 spread on the same certified stone. Diamond Quarter lists it at $2,294. 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 7361863098
Dimensions5.63 × 5.65 × 3.41 mm
L/W Ratio1.00
Top View
5.63 mm5.65 mm0.66 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7361863098
Side View
Table 60.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 60.4%

Caratlytics Score

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

Price History

Last verified: Nov 2
Current: $1,236 USD|Low: $1,058 USD|High: $1,953 USD|Avg: $1,412 USD|+5.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
November 2, 2026
Retailer 4$1,058 USD
Retailer 1$1,236 USD
Retailer 2$1,472 USD
Retailer 3$1,929 USD

39 data points across 4 retailers

5 retailers$1,236 USD to $2,294 USD

Retailer 1
-
$935 USD
Price last confirmed 39 days ago
B+
Retailer 2
-
$1,236 USD
£973 GBP
View
B+
Retailer 3
-
$1,472 USD
€1,402 EUR
View
B
Retailer 4
-
$1,929 USD
£1,519 GBP
View
Most Expensive
B
Diamond Quarter
0.66SI2G7398E404N · Nov 2
$2,294 USD
£1,806 GBP
View
4 more retailers have this diamond
Prices start from $1,236 USDSave up to $1,058 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
$1,236 USD