Oval|Natural|GIA

1.00ct I SI2 Oval Natural Diamond

EX • I/SI2 • GIA 2558356053

Certificate GIA 2558356053

Diamond specifications and retailer prices

From $1,088 USD
As of November 6, 2026
Save $2,352 USD (68%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,440 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2558356053. Listed at 13 retailers as of November 5, 2026, with prices from $1,088 to $3,440, a $2,352 spread on the same certified stone. NZ Jewellers lists it at $3,440. 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
I
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2558356053
Dimensions7.74 × 5.39 × 3.42 mm
L/W Ratio1.44
Culet sizeNone
Key to symbols
Crystal, Feather, Knot, Indented Natural, Needle, Natural
Top View
7.74 mm5.39 mm1.00 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2558356053
Side View
Table 61.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 63.4%

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: $3,440 USD|Low: $1,048 USD|High: $3,440 USD|Avg: $1,635 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
November 6, 2026
Retailer 10$1,088 USD
Retailer 2$1,093 USD
Retailer 11$1,302 USD
Retailer 5$1,386 USD
Retailer 7$1,410 USD
Retailer 9$1,475 USD
Retailer 3$1,515 USD
Retailer 4$1,532 USD
Retailer 12$1,563 USD
Retailer 6$1,627 USD
Retailer 8$2,576 USD
NZ Jewellers$3,440 USD

40 data points across 12 retailers

13 retailers$1,088 USD to $3,440 USD

A
Cheapest Retailer
-
$1,088 USD
A
Retailer 2
-
$1,093 USD
View
A
Retailer 3
-
$1,302 USD
View
Final sale: no returns
A
Retailer 4
-
$1,386 USD
View
A
Retailer 5
-
$1,410 USD
View
A
Retailer 6
-
$1,475 USD
View
Retailer 7
-
$1,515 USD
View
Price last confirmed 11 days ago
A
Retailer 8
-
$1,532 USD
View
A
Retailer 9
-
$1,563 USD
View
A
Retailer 10
-
$1,627 USD
View
Retailer 11
-
$1,627 USD
View
Price last confirmed 19 days ago
B+
Retailer 12
-
$2,576 USD
View
Most Expensive
B
NZ Jewellers
4ab644b7-f10c-4f88-84e5-a844dcc21166 · Nov 5
$3,440 USD
View
12 more retailers have this diamond
Prices start from $1,088 USDSave up to $2,352 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
$1,088 USD