Radiant|Natural|GIA

1.21ct F VS1 Radiant Natural Diamond

EX • F/VS1 • GIA 5516426861

Certificate GIA 5516426861

Diamond specifications and retailer prices

From $8,158 USD
As of November 4, 2026
Save $5,360 USD (40%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $13,518 USD at MOH London · As of November 4, 2026
View at MOH London

About this 1.21ct natural radiant diamond

This 1.21ct natural radiant 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 5516426861. Listed at 6 retailers as of November 4, 2026, with prices from $8,158 to $13,518, a $5,360 spread on the same certified stone. MOH London lists it at $13,518. 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
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 5516426861
Dimensions6.82 × 5.26 × 3.57 mm
L/W Ratio1.30
Top View
6.82 mm5.26 mm1.21 ctF / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 5516426861
Side View
Table 67.9%CrownGirdlePavilionCuletDepth 67.0%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $13,518 USD|Low: $8,158 USD|High: $13,719 USD|Avg: $10,582 USD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 5$8,158 USD
Retailer 2$9,570 USD
Retailer 4$9,710 USD
Retailer 3$11,090 USD
MOH London$13,518 USD

45 data points across 5 retailers

6 retailers$8,158 USD to $13,518 USD

B
Cheapest Retailer
-
$8,158 USD
B
Retailer 2
-
$9,570 USD
View
Retailer 3
-
$9,710 USD
View
Price last confirmed 14 days ago
B
Retailer 4
-
$10,363 USD
View
B
Retailer 5
-
$11,090 USD
View
Most Expensive
B
MOH London
93AB171C4 · Nov 4
$13,518 USD
£10,644 GBP
View
5 more retailers have this diamond
Prices start from $8,158 USDSave up to $5,360 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 Radiant
$8,158 USD