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Round|Natural|GIA

1.20ct G SI2 Round Natural Diamond

VG • G/SI2 • GIA 2406656549

Certificate GIA 2406656549

Diamond specifications and retailer prices

From $2,330 USD
HK$18,200 HKD
As of October 31, 2026
Save $4,229 USD (64%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $6,559 USD at Diamond Quarter · As of October 31, 2026
View at Diamond Quarter

About this 1.2ct natural round diamond

This 1.2ct natural round sits in the classic one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 2406656549. Listed at 18 retailers as of October 31, 2026, with prices from $2,330 to $6,559, a $4,229 spread on the same certified stone. Diamond Quarter lists it at $6,559. 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

1.20
Carat
G
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle38°
Pavilion angle40.2°
OriginNatural
Grading LabGIA
CertificateGIA 2406656549
Dimensions6.66 × 6.61 × 4.29 mm
L/W Ratio1.01
Top View
6.66 mm6.61 mm1.20 ctG / SI2
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 2406656549
Side View
Table 55.0%Crown 38°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 64.7%

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 31
Current: $3,249 USD|Low: $2,209 USD|High: $5,526 USD|Avg: $3,305 USD|+1.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 1, 2026
Retailer 10$2,330 USD
Retailer 16$2,475 USD
Retailer 2$2,477 USD
Retailer 17$2,616 USD
Retailer 3$2,686 USD
Retailer 8$2,834 USD
Retailer 15$2,834 USD
Retailer 13$2,943 USD
Retailer 4$3,230 USD
Retailer 14$3,230 USD
Retailer 1$3,249 USD
Retailer 9$3,270 USD
Retailer 11$3,323 USD
Retailer 6$3,340 USD
Retailer 5$3,630 USD
Retailer 12$5,260 USD
Retailer 7$5,451 USD

39 data points across 17 retailers

18 retailers$2,330 USD to $6,559 USD

A
Cheapest Retailer
-
$2,330 USD
HK$18,200 HKD
Retailer 2
-
$2,475 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
$2,477 USD
View
B+
Retailer 4
-
$2,616 USD
View
Final sale: no returns
A
Retailer 5
-
$2,686 USD
View
B+
Retailer 6
-
$2,834 USD
View
B+
Retailer 7
-
$2,834 USD
View
B+
Retailer 8
-
$2,943 USD
View
B+
Retailer 9
-
$3,230 USD
View
B+
Retailer 10
-
$3,230 USD
View
B+
Retailer 11
-
$3,249 USD
£2,558 GBP
View
B+
Retailer 12
-
$3,270 USD
View
B+
Retailer 13
-
$3,323 USD
€3,165 EUR
View
B+
Retailer 14
-
$3,340 USD
View
Retailer 15
-
$3,630 USD
View
Price last confirmed 9 days ago
B
Retailer 16
-
$5,260 USD
£4,142 GBP
View
B
Retailer 17
-
$5,451 USD
View
Most Expensive
B
Diamond Quarter
1.2SI2G24496915N · Oct 31
$6,559 USD
£5,164 GBP
View
17 more retailers have this diamond
Prices start from $2,330 USDSave up to $4,229 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.

A
1.20ct Round
$2,330 USD