The Titanium Field Guide

MB&F HM12 The Guardian (titanium)

HM12 Titanium

The MB&F HM12 The Guardian (titanium) is a current-production watch with a grade 5 titanium case, finished with brushed and polished titanium. It is priced well above the $1,425 median across the guide. The caseback is open, so the movement is visible.

All MB&F watchesWatch other watchesGrade 5 titaniumTourbillonDisplay back
Price
≈$349,041 (CHF 280,000)
Material
Titanium
Grade / type
Grade 5
Water resistance
30 m
Reference
HM12 Titanium
Type
Other
Case diameter
49.3 mm
Thickness
13.8 mm
Origin
Switzerland
Movement
Automatic (in-house, double micro-rotor winding)
Caliber
MB&F HM12 (flying tourbillon)
Power reserve
84 hours
Complications
Tourbillon
Colour
Grey
Surface treatment
Brushed and polished titanium
Finish technology
Natural finish
Caseback
Sapphire
Nickel-free
Unconfirmed (bracelet, strap, or clasp hardware not confirmed)
Bracelet / strap
Leather strap
Crystal
Sapphire
Display back
Yes
Dial
Face-shaped display: instantaneous jumping hours on the left, trailing minutes on the right, flying tourbillon visible through a sapphire window at 12 o'clock
Lume
Super-LumiNova
Availability
Offered
Status
Limited edition of 12 pieces (one of three planned colourway/finish editions); sold as "The Guardian", the watch paired with a companion robot sculpture
Not published
Lug-to-lug, Weight, Hardness, Construction, Matching bracelet
High confidence Verified Sep 2026 Source: MB&F (maker product page)
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Frequently asked questions

What is the case material of the MB&F HM12 The Guardian (titanium)?

The MB&F HM12 The Guardian (titanium) has a grade 5 titanium case with a sapphire caseback. This is confirmed against the maker spec.

What size is the MB&F HM12 The Guardian (titanium)?

It is 49.3 mm in diameter, 13.8 mm thick, and water resistant to 30 m.

How much does the MB&F HM12 The Guardian (titanium) cost, and is it available?

It is current-production and lists from $349,041.

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