The Titanium Field Guide

Tsar Bomba Electron

TB8401CF

The Tsar Bomba Electron is a 42.7 mm carbon watch with an automatic movement.

All Tsar Bomba watchesOther watchesUnder $3,000MicrobrandLightest, rankedDisplay back
Price
$2,000
Material
Carbon
Grade / type
Carbon fiber
Weight
100 g (with bracelet)
Water resistance
100 m
Reference
TB8401CF
Type
Other
Case diameter
42.7 mm
Thickness
14 mm
Lug-to-lug
42.7 mm
Origin
China
Movement
Automatic (spec table says Miyota; the feature copy names an NH72 skeleton calibre)
Complications
Time only
Colour
Black
Finish technology
Natural finish
Nickel-free
Unconfirmed (contact-point materials not all confirmed)
Bracelet / strap
Integrated carbon fibre strap with folding clasp
Matching bracelet
Standard
Crystal
Sapphire
Display back
Yes
Dial
Skeleton
Lume
Grade A luminous coating
Availability
Offered
Status
Current
Not published
Caliber, Power reserve, Hardness, Construction, Surface treatment, Caseback
Medium confidence Verified Oct 2026 Source: Tsar Bomba Electron TB8401CF (maker)
Facts are free to cite with a link.
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Frequently asked questions

What is the case of the Tsar Bomba Electron made of?

The case is carbon fiber. The guide has not yet confirmed it on the maker's own page.

What size is the Tsar Bomba Electron?

The case is 42.7 mm across, 14 mm thick and 42.7 mm from lug to lug. It is water resistant to 100 m.

How much does the Tsar Bomba Electron weigh?

About 100 g on its bracelet.

How much does the Tsar Bomba Electron cost, and is it available?

It is in production, at a list price of $2,000.

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