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Marquise|Natural|GIA

1.21ct F VS1 Marquise Natural Diamond

EX • F/VS1 • GIA 2557139248

Certificate GIA 2557139248

Diamond specifications and retailer prices

From $8,024 USD
As of November 4, 2026
Save $4,513 USD (36%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $12,537 USD at Steven Stone · As of November 7, 2026
View at Steven Stone

About this 1.21ct natural marquise diamond

This 1.21ct natural marquise sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2557139248. Listed at 15 retailers as of November 4, 2026, with prices from $8,024 to $12,537, a $4,513 spread on the same certified stone. Steven Stone lists it at $12,537. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
F
Color
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle36.13°
Pavilion angle40.99°
OriginNatural
Grading LabGIA
CertificateGIA 2557139248
Dimensions10.82 × 5.63 × 3.52 mm
L/W Ratio1.92
Top View
10.82 mm5.63 mm1.21 ctF / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2557139248
Side View
Table 60.0%Crown 36.13°Girdle: MED-THKPavilion 40.99°Culet: NoneDepth 62.5%

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 4
Current: $9,276 USD|Low: $8,024 USD|High: $12,591 USD|Avg: $9,901 USD|-0.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Steven Stone
November 7, 2026
Retailer 3$8,024 USD
Retailer 13$8,515 USD
Retailer 1$9,276 USD
Retailer 4$9,410 USD
Retailer 10$9,554 USD
Retailer 8$9,827 USD
Retailer 9$10,130 USD
Retailer 11$10,130 USD
Retailer 5$10,184 USD
Retailer 2$10,271 USD
Retailer 6$10,383 USD
Retailer 12$10,470 USD
Retailer 7$12,504 USD
Steven Stone$12,537 USD

45 data points across 14 retailers

15 retailers$8,024 USD to $12,537 USD

B+
Cheapest Retailer
-
$8,024 USD
B+
Retailer 2
-
$8,515 USD
View
B+
Retailer 3
-
$9,276 USD
View
B
Retailer 4
-
$9,410 USD
View
B
Retailer 5
-
$9,554 USD
View
B
Retailer 6
-
$9,827 USD
View
B
Retailer 7
-
$10,130 USD
View
B
Retailer 8
-
$10,130 USD
View
B
Retailer 9
-
$10,184 USD
View
B
Retailer 10
-
$10,238 USD
View
B
Retailer 11
-
$10,271 USD
View
B
Retailer 12
-
$10,383 USD
View
B
Retailer 13
-
$10,470 USD
View
B
Retailer 14
-
$12,504 USD
View
Most Expensive
B
Steven Stone
338028196 · Nov 7
$12,537 USD
£9,872 GBP
View
14 more retailers have this diamond
Prices start from $8,024 USDSave up to $4,513 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.

B+
1.21ct Marquise
$8,024 USD