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Round|Natural|GIA

1.30ct D SI1 Round Natural Diamond

EX • D/SI1

Diamond specifications and retailer prices

From $7,896 SGD
As of November 5, 2026
Save $5,781 SGD (42%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $13,677 SGD at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA. Listed at 13 retailers as of November 5, 2026, with prices from $7,896 to $13,677, a $5,781 spread on the same certified stone. Wholesale Diamonds Direct lists it at $13,677. 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
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
Dimensions6.94 × 7.00 × 4.29 mm
L/W Ratio1.01
Top View
6.94 mm7.00 mm1.30 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA
Side View
Table 60.0%CrownGirdle: MediumPavilionCulet: NoneDepth 61.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $8,747 SGD|Low: $7,896 SGD|High: $13,677 SGD|Avg: $10,013 SGD|-1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Wholesale Diamonds Direct
November 6, 2026
Retailer 8$7,896 SGD
Retailer 7$8,055 SGD
Retailer 6$8,704 SGD
Retailer 1$8,747 SGD
Retailer 5$9,154 SGD
Retailer 9$9,326 SGD
Retailer 3$10,239 SGD
Retailer 2$11,508 SGD
Retailer 4$13,110 SGD
Wholesale Diamonds Direct$13,677 SGD

40 data points across 10 retailers

13 retailers$7,896 SGD to $13,677 SGD

B+
Cheapest Retailer
-
$7,896 SGD
B+
Retailer 2
-
$8,055 SGD
View
Retailer 3
-
$8,704 SGD
View
Price last confirmed 21 days ago
B
Retailer 4
-
$8,704 SGD
View
B+
Retailer 5
-
$8,747 SGD
View
Retailer 6
-
$8,907 SGD
View
Price last confirmed 21 days ago
Retailer 7
-
$9,154 SGD
View
Price last confirmed 15 days ago
Retailer 8
-
$9,249 SGD
View
Price last confirmed 33 days ago
B
Retailer 9
-
$9,326 SGD
View
B
Retailer 10
-
$10,239 SGD
View
B
Retailer 11
-
$11,508 SGD
View
B
Retailer 12
-
$13,110 SGD
View
Most Expensive
B
Wholesale Diamonds Direct
385323462 · Nov 6
$13,677 SGD
$10,708 USD
View
12 more retailers have this diamond
Prices start from $7,896 SGDSave up to $5,781 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+
1.30ct Round
$7,896 SGD