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Oval|Natural|GIA

1.21ct J SI2 Oval Natural Diamond

ID • J/SI2 • GIA 5566816763

Certificate GIA 5566816763

Diamond specifications and retailer prices

From $3,353 NZD
As of November 7, 2026
Save $5,702 NZD (63%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $9,056 NZD at NZ Jewellers · As of November 7, 2026
View at NZ Jewellers

About this 1.21ct natural oval diamond

This 1.21ct natural oval sits in the classic one-carat band, graded J 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 5566816763. Listed at 16 retailers as of November 7, 2026, with prices from $3,353 to $9,056, a $5,702 spread on the same certified stone. NZ Jewellers lists it at $9,056. 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

1.21
Carat
J
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5566816763
Dimensions8.30 × 5.91 × 3.71 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal, Cavity, Indented Natural, Chip, Needle, Natural
Top View
8.30 mm5.91 mm1.21 ctJ / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5566816763
Side View
Table 62.0%CrownGirdle: VTN-THKPavilionCulet: NoneDepth 62.8%

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 7
Current: $9,056 NZD|Low: $3,353 NZD|High: $9,056 NZD|Avg: $4,508 NZD
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
November 7, 2026
Retailer 8$3,353 NZD
Retailer 3$3,577 NZD
Retailer 9$3,871 NZD
Retailer 15$3,999 NZD
Retailer 6$4,019 NZD
Retailer 2$4,221 NZD
Retailer 10$4,331 NZD
Retailer 11$4,344 NZD
Retailer 14$4,531 NZD
Retailer 5$4,584 NZD
Retailer 13$4,595 NZD
Retailer 4$4,726 NZD
Retailer 7$4,999 NZD
Retailer 12$7,548 NZD
NZ Jewellers$9,056 NZD

3 data points across 15 retailers

16 retailers$3,353 NZD to $9,056 NZD

A
Cheapest Retailer
-
$3,353 NZD
B+
Retailer 2
-
$3,577 NZD
View
B+
Retailer 3
-
$3,673 NZD
View
B+
Retailer 4
-
$3,871 NZD
View
B+
Retailer 5
-
$3,999 NZD
View
Final sale: no returns
B+
Retailer 6
-
$4,019 NZD
View
B+
Retailer 7
-
$4,221 NZD
View
B+
Retailer 8
-
$4,331 NZD
View
B+
Retailer 9
-
$4,344 NZD
View
B
Retailer 10
-
$4,531 NZD
View
B
Retailer 11
-
$4,584 NZD
View
B
Retailer 12
-
$4,595 NZD
View
B
Retailer 13
-
$4,726 NZD
View
B+
Retailer 14
-
$4,999 NZD
View
B
Retailer 15
-
$7,548 NZD
View
Most Expensive
B
NZ Jewellers
1fd62d36-e2ac-49d3-bf76-ae8dfe62ed83 · Nov 7
$9,056 NZD
$5,020 USD
View
15 more retailers have this diamond
Prices start from $3,353 NZDSave up to $5,702 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
1.21ct Oval
$3,353 NZD