The Titanium Field Guide

Bianchet UltraFino B 1.618 Flying Tourbillon (Titanium Blue)

B 1.618 UltraFino

The Bianchet UltraFino B 1.618 Flying Tourbillon (Titanium Blue) is a current-production integrated bracelet watch with a Grade 5 titanium case. The caseback is open, so the movement is visible.

Titanium integrated bracelet watchesUnder 11 mm thickGrade 5 titaniumTitanium bracelet availableTourbillonDisplay back
Titanium
Grade 5
Water resistance
50 m
Reference
B 1.618 UltraFino
Type
Integrated bracelet
Price
– · 55,500 CHF
Case diameter
40.0 mm
Thickness
8.9 mm
Lug-to-lug
47.39 mm
Origin
Switzerland
Movement
Automatic flying tourbillon (60-second)
Caliber
Bianchet Cal. UT01
Complications
Tourbillon
Case shape
Tonneau
Case colour
Natural / grey
Finish technology
Natural finish
Nickel-free
Not verified (contact-point materials not all confirmed)
Bracelet / strap
Integrated Grade 5 titanium bracelet (or vulcanized rubber, titanium clasp)
Titanium bracelet
Optional (or strap)
Crystal
Sapphire, glare-proof
Display back
Yes
Dial
Golden Diamond (Clou de Paris), blue
Dial colours
Blue Gold
Availability
Offered
Status
Current (10 percent deposit to reserve)
Not published
Weight, Power reserve, Surface treatment, Caseback, Lume Help verify
High confidence Verified Jun 2026 Source: Bianchet (maker) Maker / listing ↗ Suggested by u/Potential-Peace6416
Facts are free to cite with a link.
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Audemars PiguetRoyal Oak Selfwinding Flying Tourbillon 41mm 26534TI–41.0 mm10.4 mm thickIntegrated braceletsame category · same style · shared complications · similar size
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Frequently asked questions

What grade of titanium is the Bianchet UltraFino B 1.618 Flying Tourbillon (Titanium Blue)?

The Bianchet UltraFino B 1.618 Flying Tourbillon (Titanium Blue) has a Grade 5 titanium case. This is confirmed against the maker spec.

What size is the Bianchet UltraFino B 1.618 Flying Tourbillon (Titanium Blue)?

It is 40.0 mm in diameter, 8.9 mm thick, 47.39 mm lug to lug, and water resistant to 50 m.

How much does the Bianchet UltraFino B 1.618 Flying Tourbillon (Titanium Blue) cost, and is it available?

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

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