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Oval|Natural|GIA

1.21ct E SI1 Oval Natural Diamond

EX • E/SI1 • GIA 5566279706

Certificate GIA 5566279706

Diamond specifications and retailer prices

From $8,448 NZD
As of November 5, 2026
Save $9,259 NZD (52%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $17,707 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 5566279706. Listed at 10 retailers as of November 5, 2026, with prices from $8,448 to $17,707, a $9,259 spread on the same certified stone. NZ Jewellers lists it at $17,707. 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
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5566279706
Dimensions8.91 × 5.64 × 3.55 mm
L/W Ratio1.58
Girdle conditionFaceted
Top View
8.91 mm5.64 mm1.21 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5566279706
Side View
Table 58.0%CrownGirdle: THK-VTKPavilionCuletDepth 62.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $17,707 NZD|Low: $8,448 NZD|High: $17,707 NZD|Avg: $11,369 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 9$8,448 NZD
Retailer 8$9,081 NZD
Retailer 6$9,591 NZD
Retailer 10$9,591 NZD
Retailer 2$10,271 NZD
Retailer 4$10,326 NZD
Retailer 7$11,067 NZD
Retailer 3$11,386 NZD
Retailer 5$15,555 NZD
NZ Jewellers$17,707 NZD

40 data points across 10 retailers

10 retailers$8,448 NZD to $17,707 NZD

B+
Cheapest Retailer
-
$8,448 NZD
B+
Retailer 2
-
$9,081 NZD
View
B
Retailer 3
-
$9,591 NZD
View
B
Retailer 4
-
$9,591 NZD
View
B
Retailer 5
-
$10,271 NZD
View
B
Retailer 6
-
$10,326 NZD
View
B
Retailer 7
-
$11,067 NZD
View
B
Retailer 8
-
$11,386 NZD
View
B
Retailer 9
-
$15,555 NZD
View
Most Expensive
B
NZ Jewellers
4bdff83f-f179-46c7-97ab-fbb2609fd2ca · Nov 5
$17,707 NZD
$9,816 USD
View
9 more retailers have this diamond
Prices start from $8,448 NZDSave up to $9,259 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.

B+
1.21ct Oval
$8,448 NZD