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Oval|Natural|GIA

1.00ct J SI1 Oval Natural Diamond

EX • J/SI1 • GIA 6441180371

Certificate GIA 6441180371

Diamond specifications and retailer prices

From $2,661 NZD
As of November 6, 2026
Save $5,143 NZD (66%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $7,804 NZD 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 J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6441180371. Listed at 22 retailers as of November 5, 2026, with prices from $2,661 to $7,804, a $5,143 spread on the same certified stone. NZ Jewellers lists it at $7,804. 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
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6441180371
Dimensions7.23 × 5.34 × 3.66 mm
L/W Ratio1.35
Top View
7.23 mm5.34 mm1.00 ctJ / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6441180371
Side View
Table 58.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 68.5%

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 6
Current: $2,661 NZD|Low: $2,661 NZD|High: $6,619 NZD|Avg: $4,107 NZD|-3.3%
Retailer 1
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 1$2,661 NZD
Retailer 10$2,700 NZD
Retailer 12$3,371 NZD
Retailer 9$3,382 NZD
Retailer 3$3,444 NZD
Retailer 2$3,473 NZD
Retailer 5$3,768 NZD
Retailer 6$4,053 NZD
Retailer 7$4,555 NZD
Retailer 4$4,602 NZD
Retailer 11$5,098 NZD
Retailer 8$6,521 NZD

33 data points across 12 retailers

22 retailers$2,661 NZD to $7,804 NZD

A
Cheapest Retailer
-
$2,661 NZD
A
Retailer 2
-
$2,700 NZD
View
B+
Retailer 3
-
$3,301 NZD
View
B+
Retailer 4
-
$3,371 NZD
View
B+
Retailer 5
-
$3,382 NZD
View
B+
Retailer 6
-
$3,444 NZD
View
Final sale: no returns
B+
Retailer 7
-
$3,473 NZD
View
B
Retailer 8
-
$3,644 NZD
View
Retailer 9
-
$3,732 NZD
View
Price last confirmed 8 days ago
B
Retailer 10
-
$3,732 NZD
View
B
Retailer 11
-
$3,768 NZD
View
B
Retailer 12
-
$3,788 NZD
View
B
Retailer 13
-
$3,905 NZD
View
B
Retailer 14
-
$3,981 NZD
View
B
Retailer 15
-
$4,053 NZD
View
B
Retailer 16
-
$4,308 NZD
View
B
Retailer 17
-
$4,555 NZD
View
Retailer 18
-
$4,602 NZD
View
Price last confirmed 32 days ago
B
Retailer 19
-
$5,098 NZD
View
B
Retailer 20
-
$6,521 NZD
View
C
Retailer 21
-
$7,055 NZD
View
Most Expensive
C
NZ Jewellers
d2535847-bc54-4b45-91a9-1a2ee465a9f4 · Nov 5
$7,804 NZD
$4,326 USD
View
21 more retailers have this diamond
Prices start from $2,661 NZDSave up to $5,143 NZD

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
$2,661 NZD