The Wristwatch Field Guide

Robot Aerodynamic

2101ST07 series

The Robot Aerodynamic is a current-production dress watch with a grey grade 5 case, finished with sandblasted (pvd on some colorways). It measures 39.5 mm across, 12.2 mm thick, and is water resistant to 50 m. Inside is the Robot Aerodynamic (La Joux-Perret base) manual winding, 8-day movement, with 8 days (192 hours) power reserve. Complications: Time only. Priced from $7,190 (VAT included; PVD colorways approx $7,640; price varies by delivery country). Brand origin: Czech Republic.

Titanium and ceramic dress watchesTitanium
Reference
2101ST07 series
Type
Dress
Price
$7,190 · VAT included; PVD colorways approx $7,640; price varies by delivery country
Case diameter
39.5 mm
Thickness
12.2 mm
Lug-to-lug
Water resistance
50 m
Weight
Origin
Czech Republic
Movement
Manual winding, 8-day
Caliber
Robot Aerodynamic (La Joux-Perret base)
Power reserve
8 days (192 hours)
Complications
Time only
Material
Titanium
Grade / type
Grade 5
Colour
Grey
Hardness
Construction
Surface treatment
Sandblasted (PVD on some colorways)
Caseback
Nickel-free
Not verified (contact-point materials not all confirmed)
Bracelet / strap
Leather strap (20/18 mm), sandblasted titanium pin buckle
Matching bracelet
Crystal
Sapphire, AR coated
Display back
Dial
Colorways: Silver Metallic, Copper Brown, Cobalt Blue, Streamline Beige, Titanium Green, Black Nickel (black PVD), Bronze Aura (bronze PVD)
Lume
Super-LumiNova (hands)
Availability
Offered
Status
Current
High confidence Verified Jun 2026 Source: Robot (maker product page) Maker / listing ↗
Facts are free to cite with a link.
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Frequently asked questions

What is the case material of the Robot Aerodynamic?

The Robot Aerodynamic has a grey grade 5 case. This is confirmed against the maker spec.

What size is the Robot Aerodynamic?

It is 39.5 mm in diameter, 12.2 mm thick, and water resistant to 50 m.

How much does the Robot Aerodynamic cost, and is it available?

It is current-production and lists from $7,190.

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