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Oval|Natural|GIA

1.21ct E SI1 Oval Natural Diamond

EX • E/SI1 • GIA 6561710278

Certificate GIA 6561710278

Diamond specifications and retailer prices

From $5,331 NZD
As of November 6, 2026
Save $6,214 NZD (54%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $11,545 NZD at NZ Jewellers · As of November 5, 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6561710278. Listed at 18 retailers as of November 5, 2026, with prices from $5,331 to $11,545, a $6,214 spread on the same certified stone. NZ Jewellers lists it at $11,545. 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
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
Crown angle38.4°
Pavilion angle37.6°
OriginNatural
Grading LabGIA
CertificateGIA 6561710278
Dimensions8.29 × 5.99 × 3.79 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizeNone
Top View
8.29 mm5.99 mm1.21 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 6561710278
Side View
Table 62.0%Crown 38.4°Girdle: MED-THKPavilion 37.6°Culet: NoneDepth 63.4%

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: $11,545 NZD|Low: $4,802 NZD|High: $11,545 NZD|Avg: $6,719 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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 6, 2026
Retailer 10$4,802 NZD
Retailer 7$4,928 NZD
Retailer 2$5,331 NZD
Retailer 17$5,524 NZD
Retailer 19$5,542 NZD
Retailer 16$5,800 NZD
Retailer 8$5,958 NZD
Retailer 3$6,003 NZD
Retailer 9$6,050 NZD
Retailer 14$6,427 NZD
Retailer 20$6,604 NZD
Retailer 15$6,606 NZD
Retailer 11$6,729 NZD
Retailer 4$6,730 NZD
Retailer 18$6,927 NZD
Retailer 6$7,106 NZD
Retailer 13$7,869 NZD
Retailer 5$7,890 NZD
Retailer 12$10,850 NZD
NZ Jewellers$11,545 NZD

6 data points across 20 retailers

18 retailers$5,331 NZD to $11,545 NZD

Retailer 1
-
$4,802 NZD
Price last confirmed 9 days ago
Retailer 2
-
$4,928 NZD
View
Price last confirmed 11 days ago
A
Retailer 3
-
$5,331 NZD
View
A
Retailer 4
-
$5,524 NZD
View
A
Retailer 5
-
$5,542 NZD
View
Final sale: no returns
A
Retailer 6
-
$5,800 NZD
View
A
Retailer 7
-
$6,003 NZD
View
B+
Retailer 8
-
$6,427 NZD
View
B+
Retailer 9
-
$6,604 NZD
View
B+
Retailer 10
-
$6,606 NZD
View
Retailer 11
-
$6,729 NZD
View
Price last confirmed 10 days ago
Retailer 12
-
$6,730 NZD
View
Price last confirmed 10 days ago
B+
Retailer 13
-
$6,927 NZD
View
Retailer 14
-
$7,106 NZD
View
Price last confirmed 11 days ago
B
Retailer 15
-
$7,869 NZD
View
Retailer 16
-
$7,890 NZD
View
Price last confirmed 11 days ago
Retailer 17
-
$10,850 NZD
View
Price last confirmed 11 days ago
Most Expensive
B
NZ Jewellers
5d0544a9-4ab1-41be-aa3e-a2fa5eade698 · Nov 5
$11,545 NZD
$6,400 USD
View
17 more retailers have this diamond
Prices start from $5,331 NZDSave up to $6,214 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
$5,331 NZD