The Wristwatch Field Guide

Rado DiaMaster Automatic Petite Seconde

R14053106

The Rado DiaMaster Automatic Petite Seconde is a current-production dress watch with a plasma ceramic case. The caseback is open, so the movement is visible.

All Rado watchesExotic-material dress watchesCeramicDisplay back
Material
Ceramic
Grade / type
Plasma ceramic
Water resistance
100 m
Reference
R14053106
Type
Dress
Case diameter
43.0 mm
Origin
Switzerland
Movement
Automatic (COSC chronometer)
Caliber
Rado R773
Power reserve
80h
Complications
Date
Colour
Grey
Construction
Assembled
Caseback
Titanium
Nickel-free
Not verified (bracelet, strap, or clasp hardware not confirmed)
Bracelet / strap
Black leather strap with a steel folding clasp
Crystal
Sapphire
Display back
Yes
Dial
Anthracite grey sunray, small seconds subdial, date
Dial colours
Grey
Availability
Offered
Status
Current
Not published
Price, Thickness, Lug-to-lug, Weight, Hardness, Surface treatment, Matching bracelet, Lume
High confidence Verified Jul 2026 Source: Maker Maker ↗
Facts are free to cite with a link.
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Frequently asked questions

What is the case material of the Rado DiaMaster Automatic Petite Seconde?

The Rado DiaMaster Automatic Petite Seconde has a plasma ceramic case with a titanium caseback. This is confirmed against the maker spec.

What size is the Rado DiaMaster Automatic Petite Seconde?

It is 43.0 mm in diameter, and water resistant to 100 m.

How much does the Rado DiaMaster Automatic Petite Seconde cost, and is it available?

It is current-production; the guide does not list a price for it.

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