The Titanium Field GuidePicks of the month

Rado True Round Thinline Les Couleurs Le Corbusier (powerful orange 4320S)

R27095652

The Rado True Round Thinline Les Couleurs Le Corbusier (powerful orange 4320S) is a 39 mm ceramic dress watch with an R420 quartz movement.

All Rado watchesDress watchesUnder $3,000Under 11 mm thickLightweightLightest, rankedOn a titanium bracelet
Price
$2,400
Material
Ceramic
Grade / type
High-tech ceramic
Weight
80 g (with bracelet)
Water resistance
30 m
Reference
R27095652
Type
Dress
Case diameter
39.0 mm
Thickness
5 mm
Origin
Switzerland
Movement
Quartz
Caliber
R420
Complications
Time only
Colour
Other
Construction
Monobloc
Finish technology
Natural finish
Caseback
Titanium
Nickel-free
Unconfirmed (clasp or buckle material not confirmed)
Bracelet / strap
Powerful orange high-tech ceramic bracelet with a titanium clasp
Matching bracelet
Standard
Crystal
Sapphire
Display back
No
Dial
Powerful orange
Dial colours
Orange
Availability
Offered
Status
Current (limited edition of 999)
Not published
Lug-to-lug, Power reserve, Hardness, Surface treatment, Lume
Medium confidence Verified Jul 2026 Source: Rado US (maker)
Facts are free to cite with a link.
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Frequently asked questions

What is the case of the Rado True Round Thinline Les Couleurs Le Corbusier (powerful orange 4320S) made of?

The case is high-tech ceramic. The guide has not yet confirmed it on the maker's own page. The caseback is titanium.

What size is the Rado True Round Thinline Les Couleurs Le Corbusier (powerful orange 4320S)?

The case is 39 mm across and 5 mm thick. It is water resistant to 30 m.

How much does the Rado True Round Thinline Les Couleurs Le Corbusier (powerful orange 4320S) weigh?

About 80 g on its bracelet.

How much does the Rado True Round Thinline Les Couleurs Le Corbusier (powerful orange 4320S) cost, and is it available?

It is in production, at a list price of $2,400.

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