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Round|Natural|GIA

1.30ct G SI2 Round Natural Diamond

VG • G/SI2 • GIA 6431543544

Certificate GIA 6431543544

Diamond specifications and retailer prices

From $3,599 CAD
As of October 31, 2026
Save $7,138 CAD (66%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $10,737 CAD 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 $3,599 to $10,737, a $7,138 spread on the same certified stone. Diamond Quarter lists it at $10,737. 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: $4,542 CAD|Low: $3,589 CAD|High: $8,370 CAD|Avg: $4,944 CAD|-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$3,599 CAD
Retailer 7$3,628 CAD
Retailer 8$4,441 CAD
Retailer 1$4,542 CAD
Retailer 9$4,570 CAD
Retailer 2$5,056 CAD
Retailer 3$5,093 CAD
Retailer 5$5,254 CAD
Retailer 4$8,259 CAD

32 data points across 9 retailers

18 retailers$3,599 CAD to $10,737 CAD

A
Cheapest Retailer
-
$3,599 CAD
A
Retailer 2
-
$3,628 CAD
View
A
Retailer 3
-
$4,267 CAD
View
A
Retailer 4
-
$4,441 CAD
View
A
Retailer 5
-
$4,542 CAD
View
B+
Retailer 6
-
$4,570 CAD
View
Final sale: no returns
Retailer 7
-
$4,688 CAD
View
Price last confirmed 109 days ago
B+
Retailer 8
-
$4,952 CAD
View
B+
Retailer 9
-
$5,056 CAD
View
A
Retailer 10
-
$5,093 CAD
View
B+
Retailer 11
-
$5,142 CAD
View
B+
Retailer 12
-
$5,153 CAD
View
A
Retailer 13
-
$5,254 CAD
View
B+
Retailer 14
-
$5,713 CAD
View
B
Retailer 15
-
$7,170 CAD
View
B
Retailer 16
-
$8,259 CAD
View
B
Retailer 17
-
$8,628 CAD
View
Most Expensive
B
Diamond Quarter
1.3SI2G64442BA8N · Nov 5
$10,737 CAD
£6,054 GBP
View
17 more retailers have this diamond
Prices start from $3,599 CADSave up to $7,138 CAD

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
$3,599 CAD