The Titanium Field Guide

Bianchet B1.618 UltraFino Carbon (Sky Blue)

UFFTSKCBSB

The Bianchet B1.618 UltraFino Carbon (Sky Blue) is a current-production watch with a monobloc high-density carbon case. It is priced well above the $1,361.50 median across the guide. It ships on a matching carbon bracelet rather than a strap.

All Bianchet watchesExotic-material other watchesUnder 11 mm thickOn a titanium braceletTourbillonDisplay back
Price
≈$84,144 (CHF 67,500)
Material
Carbon
Grade / type
Monobloc high-density carbon
Water resistance
50 m
Reference
UFFTSKCBSB
Type
Other
Case diameter
40.0 mm
Thickness
8.9 mm
Lug-to-lug
47.5 mm
Origin
Switzerland
Movement
Automatic flying tourbillon (60-second), 3 Hz, 29 jewels
Caliber
Bianchet Cal. UT01
Power reserve
60 hours
Complications
Tourbillon
Colour
Black
Construction
Monobloc
Finish technology
Natural finish
Caseback
Sapphire (display)
Nickel-free
Unconfirmed (clasp or buckle material not confirmed)
Bracelet / strap
Integrated high-density carbon bracelet with a titanium deployant buckle, plus a vulcanised rubber strap on a quick-release system
Matching bracelet
Standard
Crystal
Sapphire
Display back
Yes
Dial
Openworked skeleton, with sky blue accents
Dial colours
Blue
Availability
Offered
Status
Current
Not published
Weight, Hardness, Surface treatment, Lume
Medium confidence Verified Aug 2026 Source: Bianchet (maker product page) / Monochrome
Facts are free to cite with a link.
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More exotic-material watches from Bianchet

Bianchet UltraFino B 1.618 Flying Tourbillon (Titanium Blue)BianchetUltraFino B 1.618 Flying Tourbillon (Titanium Blue)$69,18540.0 mm8.9 mm thickIntegrated braceletBianchet UltraFino Tonneau Flying Tourbillon (White Ceramic)BianchetUltraFino Tonneau Flying Tourbillon (White Ceramic)$90,37740.0 mm8.9 mm thickIntegrated braceletBianchet UltraFino Tonneau Flying Tourbillon (Deep Blue Ceramic)BianchetUltraFino Tonneau Flying Tourbillon (Deep Blue Ceramic)$90,37740.0 mm8.9 mm thickIntegrated braceletBianchet B1.618 UltraFino Carbon (Red)BianchetB1.618 UltraFino Carbon (Red)$84,14440.0 mm8.9 mm thick52 gOtherBianchet B1.618 UltraFino Carbon (White)BianchetB1.618 UltraFino Carbon (White)$84,14440.0 mm8.9 mm thickOther

Frequently asked questions

What is the case material of the Bianchet B1.618 UltraFino Carbon (Sky Blue)?

The Bianchet B1.618 UltraFino Carbon (Sky Blue) has a monobloc high-density carbon case with a sapphire (display) caseback. It is recorded at medium confidence pending a maker-stated material.

What size is the Bianchet B1.618 UltraFino Carbon (Sky Blue)?

It is 40.0 mm in diameter, 8.9 mm thick, 47.5 mm lug to lug, and water resistant to 50 m.

How much does the Bianchet B1.618 UltraFino Carbon (Sky Blue) cost, and is it available?

It is current-production and lists from $84,144.

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