The Wristwatch Field Guide

Hublot Square Bang Unico Black Magic 42mm

821.CI.0170.RX

The Hublot Square Bang Unico Black Magic 42mm is a current-production chronograph watch with a black microblasted and polished ceramic case. It measures 42.0 mm across, and is water resistant to 100 m. Inside is the HUB1280 Unico automatic chronograph movement, with ~72 h power reserve. Complications: Date. Brand origin: Switzerland.

Titanium and ceramic chronograph watchesCeramicBlackDisplay back
Reference
821.CI.0170.RX
Type
Chronograph
Price
–
Case diameter
42.0 mm
Thickness
–
Lug-to-lug
–
Water resistance
100 m
Weight
–
Origin
Switzerland
Movement
Automatic chronograph
Caliber
HUB1280 Unico
Power reserve
~72 h
Complications
Date
Material
Ceramic
Grade / type
Microblasted and polished ceramic
Colour
Black
Hardness
–
Construction
Assembled
Surface treatment
–
Caseback
Sapphire
Nickel-free
Not verified (bracelet, strap, or clasp hardware not confirmed)
Bracelet / strap
Black structured rubber straps
Matching bracelet
–
Crystal
Sapphire
Display back
Yes
Dial
Sapphire crystal dial
Lume
–
Availability
Offered
Status
Current
Medium confidence Verified Jul 2026 Source: Hublot Square Bang Unico Black Magic 42 (maker) Maker / listing ↗
Facts are free to cite with a link.
See it in the interactive guide

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Alternatives to the Hublot Square Bang Unico Black Magic 42mm

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More titanium and ceramic watches from Hublot

HublotClassic Fusion Titanium 42mm$7,90042.0 mmDress
HublotMP-17 Meca-10 Arsham Splash Titanium Sapphire$69,00042.0 mm15.35 mm thickOther
HublotBig Bang Unico White Ceramic 42mm$23,00042.0 mmChronograph
HublotBig Bang Unico Black Magic 42mm$15,50042.0 mmChronograph
HublotBig Bang Unico Dark Green Ceramic 42mm–42.0 mmChronograph
HublotBig Bang Unico Petrol Blue Ceramic 42mm–42.0 mmChronograph

Frequently asked questions

What is the case material of the Hublot Square Bang Unico Black Magic 42mm?

The Hublot Square Bang Unico Black Magic 42mm has a black microblasted and polished ceramic case with a sapphire caseback. It is recorded at medium confidence pending a maker-stated material.

What size is the Hublot Square Bang Unico Black Magic 42mm?

It is 42.0 mm in diameter, and water resistant to 100 m.

How much does the Hublot Square Bang Unico Black Magic 42mm cost, and is it available?

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

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