Oval|Natural|GIA

1.30ct D SI1 Oval Natural Diamond

EX • D/SI1 • GIA 2235903407

Certificate GIA 2235903407

Diamond specifications and retailer prices

From $5,471 USD
As of November 4, 2026
Save $6,111 USD (53%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $11,582 USD at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1.3ct natural oval diamond

This 1.3ct natural oval 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 stated by the retailer rather than the lab and certified by GIA 2235903407. Listed at 17 retailers as of November 2, 2026, with prices from $5,471 to $11,582, a $6,111 spread on the same certified stone. NZ Jewellers lists it at $11,582. 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 (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Pavilion angle39.4°
OriginNatural
Grading LabGIA
CertificateGIA 2235903407
Dimensions8.58 × 5.99 × 3.80 mm
L/W Ratio1.43
Girdle conditionFaceted
Top View
8.58 mm5.99 mm1.30 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2235903407
Side View
Table 55.0%CrownGirdle: STK-VTKPavilion 39.4°Culet: NoneDepth 63.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 4
Current: $7,127 USD|Low: $5,790 USD|High: $10,325 USD|Avg: $7,449 USD|-4.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 6$5,790 USD
Retailer 2$6,575 USD
Retailer 3$6,741 USD
Retailer 7$6,790 USD
Retailer 1$7,127 USD
Retailer 5$8,507 USD
Retailer 4$10,201 USD

38 data points across 7 retailers

17 retailers$5,471 USD to $11,582 USD

Retailer 1
-
$4,861 USD
Price last confirmed 179 days ago
B+
Retailer 2
-
$5,471 USD
View
B+
Retailer 3
-
$5,580 USD
View
B+
Retailer 4
-
$5,790 USD
View
Final sale: no returns
B+
Retailer 5
-
$5,835 USD
View
Retailer 6
-
$6,273 USD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$6,273 USD
View
B+
Retailer 8
-
$6,273 USD
View
B+
Retailer 9
-
$6,575 USD
View
B+
Retailer 10
-
$6,741 USD
View
Retailer 11
-
$6,790 USD
View
Price last confirmed 33 days ago
B
Retailer 12
-
$7,086 USD
View
B+
Retailer 13
-
$7,127 USD
View
B
Retailer 14
-
$7,239 USD
View
B
Retailer 15
-
$8,507 USD
View
B
Retailer 16
-
$10,201 USD
View
Most Expensive
B
NZ Jewellers
8a79fc03-dea3-4c07-b2b5-0082e11bb176 · Nov 2
$11,582 USD
View
16 more retailers have this diamond
Prices start from $5,471 USDSave up to $6,111 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.

B+
1.30ct Oval
$5,471 USD