Marquise|Natural|GIA

1.21ct I SI1 Marquise Natural Diamond

EX • I/SI1 • GIA 2241069318

Certificate GIA 2241069318

Diamond specifications and retailer prices

From $2,601 USD
As of November 5, 2026
Save $2,561 USD (50%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $5,162 USD at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

About this 1.21ct natural marquise diamond

This 1.21ct natural marquise 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 2241069318. Listed at 11 retailers as of November 5, 2026, with prices from $2,601 to $5,162, a $2,561 spread on the same certified stone. Wholesale Diamonds Direct lists it at $5,162. 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
FluorescenceFaint
Crown angle39.79°
Pavilion angle40.2°
OriginNatural
Grading LabGIA
CertificateGIA 2241069318
Dimensions10.52 × 5.55 × 3.56 mm
L/W Ratio1.90
Culet sizeNone
Top View
10.52 mm5.55 mm1.21 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2241069318
Side View
Table 58.0%Crown 39.79°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 64.1%

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 5
Current: $3,103 USD|Low: $2,587 USD|High: $5,367 USD|Avg: $3,729 USD|-4.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Wholesale Diamonds Direct
November 6, 2026
Retailer 5$2,601 USD
Retailer 6$2,878 USD
Retailer 3$3,060 USD
Retailer 1$3,103 USD
Retailer 2$3,205 USD
Retailer 10$3,466 USD
Retailer 8$3,693 USD
Retailer 9$3,771 USD
Retailer 4$3,828 USD
Retailer 7$4,855 USD
Wholesale Diamonds Direct$5,162 USD

28 data points across 11 retailers

11 retailers$2,601 USD to $5,162 USD

A
Cheapest Retailer
-
$2,601 USD
A
Retailer 2
-
$2,878 USD
View
A
Retailer 3
-
$3,060 USD
View
A
Retailer 4
-
$3,103 USD
View
B+
Retailer 5
-
$3,205 USD
View
B+
Retailer 6
-
$3,466 USD
View
B+
Retailer 7
-
$3,693 USD
View
B+
Retailer 8
-
$3,771 USD
View
B+
Retailer 9
-
$3,828 USD
View
B
Retailer 10
-
$4,855 USD
View
Most Expensive
B
Wholesale Diamonds Direct
643534456 · Nov 6
$5,162 USD
View
10 more retailers have this diamond
Prices start from $2,601 USDSave up to $2,561 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 Marquise
$2,601 USD