The Wristwatch 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 grey grade 5 case. It measures 40.0 mm across, 8.9 mm thick, 47.39 mm lug to lug, and is water resistant to 50 m. Inside is the Bianchet Cal. UT01 automatic flying tourbillon (60-second) movement. Complications: Tourbillon. Brand origin: Switzerland.

Titanium and ceramic integrated bracelet watchesTitaniumDisplay back
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
Water resistance
50 m
Weight
Origin
Switzerland
Movement
Automatic flying tourbillon (60-second)
Caliber
Bianchet Cal. UT01
Power reserve
Complications
Tourbillon
Material
Titanium
Grade / type
Grade 5
Colour
Grey
Hardness
Construction
Surface treatment
Caseback
Nickel-free
Not verified (contact-point materials not all confirmed)
Bracelet / strap
Integrated Grade 5 titanium bracelet (or vulcanized rubber, titanium clasp)
Matching bracelet
Optional (or strap)
Crystal
Sapphire, glare-proof
Display back
Yes
Dial
Golden Diamond (Clou de Paris), blue
Lume
Availability
Offered
Status
Current (10 percent deposit to reserve)
High confidence Verified Jun 2026 Source: Bianchet (maker) Maker / listing ↗ Suggested by u/Potential-Peace6416
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Frequently asked questions

What is the case material of the Bianchet UltraFino B 1.618 Flying Tourbillon (Titanium Blue)?

The Bianchet UltraFino B 1.618 Flying Tourbillon (Titanium Blue) has a grey grade 5 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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