Round|Natural|HRD

1.30ct D SI1 Round Natural Diamond

EX • D/SI1 • HRD 260000237756

Certificate HRD 260000237756

Diamond specifications and retailer prices

From $3,511 USD
As of November 4, 2026
Save $3,442 USD (50%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $6,953 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

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 HRD 260000237756. Listed at 7 retailers as of November 4, 2026, with prices from $3,511 to $6,953, a $3,442 spread on the same certified stone. NZ Jewellers lists it at $6,953. 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
FluorescenceFaint
Crown angle33.1°
Pavilion angle41.3°
OriginNatural
Grading LabHRD
CertificateHRD 260000237756
Dimensions6.92 × 6.96 × 4.34 mm
L/W Ratio1.01
Culet sizeNone
Top View
6.92 mm6.96 mm1.30 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateHRD 260000237756
Side View
Table 57.0%Crown 33.1°Girdle: MediumPavilion 41.3°Culet: NoneDepth 62.5%

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: Nov 4
Current: $6,953 USD|Low: $3,511 USD|High: $7,115 USD|Avg: $4,862 USD|-2.3%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 6$3,511 USD
Retailer 3$3,934 USD
Retailer 2$3,947 USD
Retailer 4$4,168 USD
Retailer 7$4,190 USD
Retailer 5$6,673 USD
NZ Jewellers$6,953 USD

35 data points across 7 retailers

7 retailers$3,511 USD to $6,953 USD

A
Cheapest Retailer
-
$3,511 USD
A
Retailer 2
-
$3,934 USD
View
A
Retailer 3
-
$3,947 USD
View
A
Retailer 4
-
$4,168 USD
View
A
Retailer 5
-
$4,190 USD
View
B+
Retailer 6
-
$6,673 USD
View
Most Expensive
B+
NZ Jewellers
760e2539-5c23-4bbc-b1f3-5a0ff55221b2 · Nov 5
$6,953 USD
View
6 more retailers have this diamond
Prices start from $3,511 USDSave up to $3,442 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
$3,511 USD