CaratHunter
Plans
Oval|Natural|GIA

1.30ct D SI1 Oval Natural Diamond

EX • D/SI1 • GIA 6551676978

Certificate GIA 6551676978

Diamond specifications and retailer prices

From $4,018 USD
As of November 5, 2026
Save $5,099 USD (56%) vs most expensive(unlock to see where)
30 retailers carry this diamond
Most expensive: $9,117 USD at NZ Jewellers · As of November 5, 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 6551676978. Listed at 30 retailers as of November 5, 2026, with prices from $4,018 to $9,117, a $5,099 spread on the same certified stone. NZ Jewellers lists it at $9,117. 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
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6551676978
Dimensions8.31 × 5.85 × 3.75 mm
L/W Ratio1.42
Girdle conditionVery Thick
Culet sizeNone
Top View
8.31 mm5.85 mm1.30 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6551676978
Side View
Table 61.0%CrownGirdle: VTK-XTKPavilionCulet: NoneDepth 64.0%

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 5
Current: $9,117 USD|Low: $4,005 USD|High: $9,117 USD|Avg: $5,338 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
Retailer 24
Retailer 25
Retailer 26
Retailer 27
Retailer 28
Retailer 29
Retailer 30
Retailer 31
November 6, 2026
Retailer 27$4,018 USD
Retailer 25$4,019 USD
Retailer 9$4,150 USD
Retailer 16$4,162 USD
Retailer 17$4,259 USD
Retailer 2$4,305 USD
Retailer 6$4,308 USD
Retailer 18$4,359 USD
Retailer 8$4,558 USD
Retailer 30$4,650 USD
Retailer 23$4,781 USD
Retailer 7$4,894 USD
Retailer 3$4,939 USD
Retailer 12$4,939 USD
Retailer 21$5,004 USD
Retailer 4$5,023 USD
Retailer 11$5,181 USD
Retailer 15$5,198 USD
Retailer 13$5,266 USD
Retailer 26$5,284 USD
Retailer 14$5,540 USD
Retailer 19$5,540 USD
Retailer 22$5,559 USD
Retailer 10$5,597 USD
Retailer 5$5,698 USD
Retailer 20$5,720 USD
Retailer 28$5,808 USD
Retailer 24$6,651 USD
Retailer 29$7,893 USD
Retailer 31$8,682 USD
NZ Jewellers$9,117 USD

19 data points across 31 retailers

30 retailers$4,018 USD to $9,117 USD

A
Cheapest Retailer
-
$4,018 USD
A
Retailer 2
-
$4,150 USD
View
A
Retailer 3
-
$4,162 USD
View
A
Retailer 4
-
$4,259 USD
View
A
Retailer 5
-
$4,305 USD
View
A
Retailer 6
-
$4,308 USD
View
A
Retailer 7
-
$4,359 USD
View
A
Retailer 8
-
$4,558 USD
View
Final sale: no returns
A
Retailer 9
-
$4,650 USD
View
B+
Retailer 10
-
$4,781 USD
View
B+
Retailer 11
-
$4,894 USD
View
B+
Retailer 12
-
$4,939 USD
View
B+
Retailer 13
-
$4,939 USD
View
B+
Retailer 14
-
$5,004 USD
View
B+
Retailer 15
-
$5,023 USD
View
B+
Retailer 16
-
$5,181 USD
View
B+
Retailer 17
-
$5,198 USD
View
B+
Retailer 18
-
$5,266 USD
View
B+
Retailer 19
-
$5,284 USD
View
B+
Retailer 20
-
$5,540 USD
View
B+
Retailer 21
-
$5,540 USD
View
B+
Retailer 22
-
$5,559 USD
View
B+
Retailer 23
-
$5,597 USD
View
B+
Retailer 24
-
$5,698 USD
View
B+
Retailer 25
-
$5,720 USD
View
B+
Retailer 26
-
$5,808 USD
View
B
Retailer 27
-
$6,651 USD
View
B
Retailer 28
-
$7,893 USD
View
B
Retailer 29
-
$8,682 USD
View
Most Expensive
B
NZ Jewellers
28b81b2c-80a6-47ae-a302-11ead7b7538d · Nov 5
$9,117 USD
View
29 more retailers have this diamond
Prices start from $4,018 USDSave up to $5,099 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 Oval
$4,018 USD