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Round|Natural|GIA

1.30ct D SI1 Round Natural Diamond

EX • D/SI1

Diamond specifications and retailer prices

From $6,182 USD
CA$8,586 CAD
Save $4,526 USD (42%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $10,708 USD at Wholesale Diamonds Direct
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 10 retailers, with prices from $6,182 to $10,708 at Wholesale Diamonds Direct, a $4,526 spread on the same certified stone. 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
Color
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
Unlock full score analysis
See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 29
Current: $10,415 USD|Low: $6,182 USD|High: $10,708 USD|Avg: $7,603 USD|+0.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Wholesale Diamonds Direct
October 1, 2026
Retailer 8$6,182 USD
Retailer 7$6,306 USD
Retailer 6$6,814 USD
Retailer 5$6,975 USD
Retailer 2$7,212 USD
Retailer 9$7,301 USD
Retailer 4$7,911 USD
Retailer 3$8,904 USD
Retailer 1$10,415 USD
Wholesale Diamonds Direct$10,708 USD

8 data points across 10 retailers

10 retailers$6,182 USD to $10,708 USD

B+
Cheapest Retailer
-
$6,182 USD
CA$8,586 CAD
B+
Retailer 2
-
$6,306 USD
View
B
Retailer 3
-
$6,814 USD
View
B+
Retailer 4
-
$6,984 USD
£5,499 GBP
View
B+
Retailer 5
-
$7,212 USD
A$11,095 AUD
View
B
Retailer 6
-
$7,301 USD
View
B
Retailer 7
-
$7,911 USD
€7,534 EUR
View
B
Retailer 8
-
$8,904 USD
ZAR 143,848 ZAR
View
B
Retailer 9
-
$10,415 USD
£8,201 GBP
View
Most Expensive
B
Wholesale Diamonds Direct
385323462 · Sep 30
$10,708 USD
View
9 more retailers have this diamond
Prices start from $6,182 USDSave up to $4,526 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.

B+
1.30ct Round
$6,182 USD