Oval|Natural|GIA

1.21ct I SI1 Oval Natural Diamond

EX • I/SI1 • GIA 2235885504

Certificate GIA 2235885504

Diamond specifications and retailer prices

From $1,715 USD
As of November 6, 2026
Save $3,167 USD (65%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,882 USD 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 I 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 2235885504. Listed at 14 retailers as of November 5, 2026, with prices from $1,715 to $4,882, a $3,167 spread on the same certified stone. NZ Jewellers lists it at $4,882. 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
I
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle36.97°
OriginNatural
Grading LabGIA
CertificateGIA 2235885504
Dimensions8.16 × 5.87 × 3.82 mm
L/W Ratio1.39
Key to symbols
Crystal, Feather, Needle
Top View
8.16 mm5.87 mm1.21 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2235885504
Side View
Table 59.0%CrownGirdle: STK-THKPavilion 36.97°Culet: NoneDepth 65.1%

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 6
Current: $4,882 USD|Low: $1,715 USD|High: $5,191 USD|Avg: $2,934 USD|-6.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 13$1,715 USD
Retailer 4$2,180 USD
Retailer 5$2,216 USD
Retailer 2$2,265 USD
Retailer 3$2,335 USD
Retailer 6$2,387 USD
Retailer 12$2,443 USD
Retailer 9$2,473 USD
Retailer 11$2,561 USD
Retailer 7$2,904 USD
Retailer 10$3,559 USD
Retailer 8$4,080 USD
NZ Jewellers$4,882 USD

31 data points across 13 retailers

14 retailers$1,715 USD to $4,882 USD

A
Cheapest Retailer
-
$1,715 USD
A
Retailer 2
-
$2,180 USD
View
A
Retailer 3
-
$2,216 USD
View
Final sale: no returns
A
Retailer 4
-
$2,265 USD
View
A
Retailer 5
-
$2,335 USD
View
A
Retailer 6
-
$2,387 USD
View
A
Retailer 7
-
$2,443 USD
View
B+
Retailer 8
-
$2,473 USD
View
A
Retailer 9
-
$2,561 USD
View
B+
Retailer 10
-
$2,650 USD
View
B+
Retailer 11
-
$2,904 USD
View
B+
Retailer 12
-
$3,559 USD
View
B
Retailer 13
-
$4,080 USD
View
Most Expensive
B
NZ Jewellers
f2c76e6b-8d0f-4960-8497-6b0627693bb3 · Nov 5
$4,882 USD
View
13 more retailers have this diamond
Prices start from $1,715 USDSave up to $3,167 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
$1,715 USD