Round|Natural|GIA

1.30ct G SI2 Round Natural Diamond

VG • G/SI2 • GIA 6431543544

Certificate GIA 6431543544

Diamond specifications and retailer prices

From $2,577 USD
As of October 31, 2026
Save $5,111 USD (66%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $7,688 USD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1.3ct natural round diamond

This 1.3ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 6431543544. Listed at 18 retailers as of October 31, 2026, with prices from $2,577 to $7,688, a $5,111 spread on the same certified stone. Diamond Quarter lists it at $7,688. 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

1.30
Carat
G
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle34.5°
Pavilion angle39.8°
OriginNatural
Grading LabGIA
CertificateGIA 6431543544
Dimensions6.99 × 6.91 × 4.30 mm
L/W Ratio1.01
Top View
6.99 mm6.91 mm1.30 ctG / SI2
OriginNatural
CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 6431543544
Side View
Table 54.0%Crown 34.5°Girdle: MED-THKPavilion 39.8°Culet: NoneDepth 61.9%

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 31
Current: $3,252 USD|Low: $2,570 USD|High: $5,993 USD|Avg: $3,540 USD|-1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 6$2,577 USD
Retailer 7$2,598 USD
Retailer 8$3,180 USD
Retailer 1$3,252 USD
Retailer 9$3,272 USD
Retailer 2$3,620 USD
Retailer 3$3,647 USD
Retailer 5$3,762 USD
Retailer 4$5,914 USD

32 data points across 9 retailers

18 retailers$2,577 USD to $7,688 USD

A
Cheapest Retailer
-
$2,577 USD
A
Retailer 2
-
$2,598 USD
View
A
Retailer 3
-
$3,055 USD
View
A
Retailer 4
-
$3,180 USD
View
A
Retailer 5
-
$3,252 USD
View
B+
Retailer 6
-
$3,272 USD
View
Final sale: no returns
Retailer 7
-
$3,357 USD
View
Price last confirmed 109 days ago
B+
Retailer 8
-
$3,546 USD
View
B+
Retailer 9
-
$3,620 USD
View
A
Retailer 10
-
$3,647 USD
View
B+
Retailer 11
-
$3,682 USD
View
B+
Retailer 12
-
$3,690 USD
View
A
Retailer 13
-
$3,762 USD
View
B+
Retailer 14
-
$4,091 USD
View
B
Retailer 15
-
$5,134 USD
View
B
Retailer 16
-
$5,914 USD
View
B
Retailer 17
-
$6,178 USD
View
Most Expensive
B
Diamond Quarter
1.3SI2G64442BA8N · Nov 5
$7,688 USD
£6,054 GBP
View
17 more retailers have this diamond
Prices start from $2,577 USDSave up to $5,111 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
1.30ct Round
$2,577 USD