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Round|Natural|GIA

1.30ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 6412546405

Certificate GIA 6412546405

Diamond specifications and retailer prices

From $3,182 SGD
As of November 6, 2026
Save $6,234 SGD (66%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $9,416 SGD 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 top-tier cut grade and certified by GIA 6412546405. Listed at 12 retailers as of November 5, 2026, with prices from $3,182 to $9,416, a $6,234 spread on the same certified stone. Diamond Quarter lists it at $9,416. 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

1.30
Carat
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6412546405
Dimensions6.97 × 6.91 × 4.37 mm
L/W Ratio1.01
Top View
6.97 mm6.91 mm1.30 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6412546405
Side View
Table 57.0%CrownGirdlePavilionCulet: NoneDepth 63.0%

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: Nov 6
Current: $3,914 SGD|Low: $3,149 SGD|High: $7,212 SGD|Avg: $4,349 SGD|-1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 8$3,182 SGD
Retailer 9$3,441 SGD
Retailer 10$3,788 SGD
Retailer 11$3,895 SGD
Retailer 1$3,914 SGD
Retailer 3$4,306 SGD
Retailer 5$4,363 SGD
Retailer 4$4,428 SGD
Retailer 2$4,451 SGD
Retailer 6$4,964 SGD
Retailer 7$7,136 SGD

32 data points across 11 retailers

12 retailers$3,182 SGD to $9,416 SGD

A
Cheapest Retailer
-
$3,182 SGD
A
Retailer 2
-
$3,441 SGD
View
A
Retailer 3
-
$3,788 SGD
View
A
Retailer 4
-
$3,895 SGD
View
A
Retailer 5
-
$3,914 SGD
View
A
Retailer 6
-
$4,306 SGD
View
A
Retailer 7
-
$4,363 SGD
View
A
Retailer 8
-
$4,428 SGD
View
A
Retailer 9
-
$4,451 SGD
View
A
Retailer 10
-
$4,964 SGD
View
B+
Retailer 11
-
$7,136 SGD
View
Most Expensive
B
Diamond Quarter
1.3SI2G6405A8E7N · Nov 5
$9,416 SGD
£5,785 GBP
View
11 more retailers have this diamond
Prices start from $3,182 SGDSave up to $6,234 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.

A
1.30ct Round
$3,182 SGD