The Wristwatch Field Guide

Rado DiaMaster Grande Seconde

R14127152

The Rado DiaMaster Grande Seconde is a current-production dress watch with a black black ceramic case. It measures 43.0 mm across, 11.8 mm thick, and is water resistant to 100 m. Inside is the Rado 657 automatic movement. Complications: Date. Brand origin: Switzerland.

Titanium, ceramic, and bronze dress watchesCeramicBlackDisplay back
Reference
R14127152
Type
Dress
Price
–
Case diameter
43.0 mm
Thickness
11.8 mm
Lug-to-lug
–
Water resistance
100 m
Weight
–
Origin
Switzerland
Movement
Automatic
Caliber
Rado 657
Power reserve
–
Complications
Date
Material
Ceramic
Grade / type
Black ceramic
Colour
Black
Hardness
–
Construction
Assembled
Surface treatment
–
Caseback
–
Nickel-free
Not verified (contact-point materials not all confirmed)
Bracelet / strap
Black high-tech ceramic bracelet
Matching bracelet
Standard
Crystal
Sapphire
Display back
Yes
Dial
Black, rose gold-tone hands, large seconds subdial, date at 9
Lume
–
Availability
Offered
Status
Current
Medium confidence Verified Jul 2026 Source: Maker Maker / listing ↗
Facts are free to cite with a link.
See it in the interactive guide

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Alternatives to the Rado DiaMaster Grande Seconde

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RadoTrue Square Automatic (plasma)$2,45038.0 mm9.7 mm thickDress
RadoTrue Square Automatic (green)$2,45038.0 mm9.6 mm thickDress
RadoTrue Square Automatic Open Heart (rose)$2,95038.0 mm9.7 mm thick116 gDress

Frequently asked questions

What is the case material of the Rado DiaMaster Grande Seconde?

The Rado DiaMaster Grande Seconde has a black black ceramic case. It is recorded at medium confidence pending a maker-stated material.

What size is the Rado DiaMaster Grande Seconde?

It is 43.0 mm in diameter, 11.8 mm thick, and water resistant to 100 m.

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

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

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