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Round|Natural|GIA

0.66ct G SI2 Round Natural Diamond

GD • G/SI2 • GIA 2205062573

Certificate GIA 2205062573

Diamond specifications and retailer prices

From $1,669 SGD
$1,305 USD
As of November 2, 2026
Save $1,882 SGD (53%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $3,551 SGD 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 standard cut grade and certified by GIA 2205062573. Listed at 7 retailers as of November 2, 2026, with prices from $1,669 to $3,551, a $1,882 spread on the same certified stone. Diamond Quarter lists it at $3,551. 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

0.66
Carat
G
Colour
SI2
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryVery Good
FluorescenceStrong
Crown angle32.5°
Pavilion angle40.2°
OriginNatural
Grading LabGIA
CertificateGIA 2205062573
Dimensions5.70 × 5.75 × 3.39 mm
L/W Ratio1.01
Culet sizeNone
Top View
5.70 mm5.75 mm0.66 ctG / SI2
OriginNatural
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceStrong
CertificateGIA 2205062573
Side View
Table 55.0%Crown 32.5°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 59.2%

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: Nov 2
Current: $2,361 SGD|Low: $1,517 SGD|High: $2,700 SGD|Avg: $2,105 SGD|+4.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
November 2, 2026
Retailer 3$1,669 SGD
Retailer 4$1,767 SGD
Retailer 1$2,361 SGD
Retailer 2$2,688 SGD

35 data points across 4 retailers

7 retailers$1,669 SGD to $3,551 SGD

B
Cheapest Retailer
-
$1,669 SGD
$1,305 USD
Final sale: no returns
B
Retailer 2
-
$1,767 SGD
$1,382 USD
View
B
Retailer 3
-
$1,836 SGD
A$2,208 AUD
View
C
Retailer 4
-
$2,361 SGD
£1,454 GBP
View
C
Retailer 5
-
$2,436 SGD
$1,905 USD
View
C
Retailer 6
-
$2,688 SGD
€2,002 EUR
View
Most Expensive
C
Diamond Quarter
0.66SI2G227365B7N · Nov 2
$3,551 SGD
£2,187 GBP
View
6 more retailers have this diamond
Prices start from $1,669 SGDSave up to $1,882 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.

B
0.66ct Round
$1,669 SGD