Oval|Natural|GIA

1.21ct E SI1 Oval Natural Diamond

EX • E/SI1 • GIA 5546351811

Certificate GIA 5546351811

Diamond specifications and retailer prices

From $3,130 USD
As of November 3, 2026
Save $2,498 USD (44%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $5,628 USD at NZ Jewellers · As of November 2, 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 5546351811. Listed at 8 retailers as of November 2, 2026, with prices from $3,130 to $5,628, a $2,498 spread on the same certified stone. NZ Jewellers lists it at $5,628. 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
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle37.71°
Pavilion angle40.79°
OriginNatural
Grading LabGIA
CertificateGIA 5546351811
Dimensions8.34 × 5.92 × 3.83 mm
L/W Ratio1.41
Top View
8.34 mm5.92 mm1.21 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 5546351811
Side View
Table 57.0%Crown 37.71°Girdle: STK-VTKPavilion 40.79°Culet: NoneDepth 64.6%

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 3
Current: $5,628 USD|Low: $3,130 USD|High: $8,905 USD|Avg: $4,345 USD|-1.0%
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 2, 2026
Retailer 8$3,130 USD
Retailer 2$3,150 USD
Retailer 7$3,230 USD
Retailer 6$3,354 USD
Retailer 9$3,379 USD
Retailer 10$3,486 USD
Retailer 3$3,583 USD
Retailer 4$3,767 USD
Retailer 11$3,819 USD
Retailer 5$5,402 USD
NZ Jewellers$5,628 USD
Retailer 12$8,905 USD

36 data points across 12 retailers

8 retailers$3,130 USD to $5,628 USD

A
Cheapest Retailer
-
$3,130 USD
A
Retailer 2
-
$3,150 USD
View
A
Retailer 3
-
$3,230 USD
View
A
Retailer 4
-
$3,354 USD
View
A
Retailer 5
-
$3,379 USD
View
Retailer 6
-
$3,486 USD
View
Price last confirmed 30 days ago
B
Retailer 7
-
$5,402 USD
View
Most Expensive
B
NZ Jewellers
47094129-51d4-47c5-a6ca-7c40ae11f344 · Nov 2
$5,628 USD
View
7 more retailers have this diamond
Prices start from $3,130 USDSave up to $2,498 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
1.21ct Oval
$3,130 USD