Oval|Natural|GIA

1.00ct K SI1 Oval Natural Diamond

EX • K/SI1 • GIA 6422573558

Certificate GIA 6422573558

Diamond specifications and retailer prices

From $1,223 USD
As of November 6, 2026
Save $2,962 USD (71%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $4,185 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural oval diamond

This 1ct natural oval sits in the classic one-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 6422573558. Listed at 17 retailers as of November 5, 2026, with prices from $1,223 to $4,185, a $2,962 spread on the same certified stone. NZ Jewellers lists it at $4,185. 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

1.00
Carat
K
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 6422573558
Dimensions7.54 × 5.71 × 3.36 mm
L/W Ratio1.32
Top View
7.54 mm5.71 mm1.00 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 6422573558
Side View
Table 63.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 58.9%

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 6
Current: $1,875 USD|Low: $1,223 USD|High: $3,037 USD|Avg: $1,850 USD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 2$1,223 USD
Retailer 6$1,241 USD
Retailer 8$1,605 USD
Retailer 9$1,795 USD
Retailer 1$1,875 USD
Retailer 3$1,904 USD
Retailer 4$2,094 USD
Retailer 7$2,342 USD
Retailer 5$2,997 USD

39 data points across 9 retailers

17 retailers$1,223 USD to $4,185 USD

A
Cheapest Retailer
-
$1,223 USD
A
Retailer 2
-
$1,241 USD
View
B+
Retailer 3
-
$1,594 USD
View
B+
Retailer 4
-
$1,605 USD
View
Retailer 5
-
$1,716 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$1,716 USD
View
B+
Retailer 7
-
$1,732 USD
View
B+
Retailer 8
-
$1,785 USD
View
B+
Retailer 9
-
$1,795 USD
View
B+
Retailer 10
-
$1,875 USD
View
B+
Retailer 11
-
$1,904 USD
View
B+
Retailer 12
-
$1,980 USD
View
B
Retailer 13
-
$2,094 USD
View
B
Retailer 14
-
$2,342 USD
View
B
Retailer 15
-
$2,997 USD
View
B
Retailer 16
-
$3,289 USD
View
Most Expensive
C
NZ Jewellers
a0daa0b7-c253-4d3e-bdf8-a98d80c4287a · Nov 5
$4,185 USD
View
16 more retailers have this diamond
Prices start from $1,223 USDSave up to $2,962 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
1.00ct Oval
$1,223 USD