Oval|Natural|GIA

1.30ct K SI1 Oval Natural Diamond

EX • K/SI1 • GIA 5566783494

Certificate GIA 5566783494

Diamond specifications and retailer prices

From $1,778 USD
As of November 6, 2026
Save $3,113 USD (64%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,891 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5566783494. Listed at 13 retailers as of November 5, 2026, with prices from $1,778 to $4,891, a $3,113 spread on the same certified stone. NZ Jewellers lists it at $4,891. 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
K
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 5566783494
Dimensions8.41 × 6.08 × 3.85 mm
L/W Ratio1.38
Top View
8.41 mm6.08 mm1.30 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
CertificateGIA 5566783494
Side View
Table 61.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 63.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $4,891 USD|Low: $1,778 USD|High: $4,891 USD|Avg: $2,683 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
November 6, 2026
Retailer 2$1,778 USD
Retailer 11$1,779 USD
Retailer 10$2,114 USD
Retailer 6$2,269 USD
Retailer 3$2,339 USD
Retailer 12$2,340 USD
Retailer 4$2,447 USD
Retailer 7$2,542 USD
Retailer 9$2,566 USD
Retailer 5$2,699 USD
Retailer 8$2,855 USD
Retailer 13$3,432 USD
NZ Jewellers$4,891 USD

5 data points across 13 retailers

13 retailers$1,778 USD to $4,891 USD

A
Cheapest Retailer
-
$1,778 USD
A
Retailer 2
-
$1,779 USD
View
A
Retailer 3
-
$2,114 USD
View
A
Retailer 4
-
$2,269 USD
View
B+
Retailer 5
-
$2,339 USD
View
B+
Retailer 6
-
$2,340 USD
View
B+
Retailer 7
-
$2,447 USD
View
B+
Retailer 8
-
$2,542 USD
View
B+
Retailer 9
-
$2,566 USD
View
B+
Retailer 10
-
$2,699 USD
View
B+
Retailer 11
-
$2,855 USD
View
B
Retailer 12
-
$3,432 USD
View
Most Expensive
B
NZ Jewellers
c23b725b-361b-4e93-ae5d-b2f17a06b8d2 · Nov 5
$4,891 USD
View
12 more retailers have this diamond
Prices start from $1,778 USDSave up to $3,113 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
$1,778 USD