lug2lug
BrowseCompareNewsCommunityMy Watches
BrowseCompareNewsCommunityMy Watches
Theme
Popular microbrands:Christopher Ward·Baltic·anOrdain·Atelier Wen·Boldr·Bremont·Dan Henry·DOXABrowse all →
Best, by the specs:Diver under $2,000·Dress under $5,000·Chronograph under $5,000·Best sport watches·GMT under $5,000·Field under $500·Pilot under $2,000·Casual under $1,000All rankings →
Glossary:Lug-to-Lug·Water Resistance·Chronograph·GMT·Automatic·LumeBrowse all →
Tools:Collection tracker·Wrist-fit calculator·Selling calculator·What should I buy?·Market index·iPhone app
Lug2Letter
Watches worth knowing about, weekly.
Curated discoveries, founder spotlights, and the occasional deep-dive.
Get the app
Download on theApp StoreGET IT ONGoogle Play
TermsPrivacyDelete accountCopyrightDisclosuresContactContribute

Independent reference site · not affiliated with any brand · contains affiliate links

© 2026 Lug2Lug LLC · Prices are estimates and not offers

Loading watch
Home/Browse/Hublot/Square Bang Tourbillon 4 Day Power Reserve 3d Carbon 42mm
SpecStudio
Hublot Square Bang Tourbillon 4 Day Power Reserve 3d Carbon 42mm
Click to inspect
Hublot · Big Bang

Hublot Square Bang Tourbillon 4 Day Power Reserve 3d Carbon 42mm

Ref. 805.QD.0170.RX · Skeleton

$115,000Stock unknown

Case

Diameter
42mm
Material
Carbon
Finish
Carbon
Water resistance
30m

Crystal & dial

Crystal
Sapphire
Dial colour
Black

Movement

Caliber
Hublot HUB6023
Type
Manual
Power reserve
96h
Hacking
Yes
Hand-winding
Yes
Complications
Tourbillon

Design language

Case shape
square
Dial style
skeleton
Sub-dials
1
Bezel
fixed
Bracelet
lug-attached
Hands
baton

AI-detected from the product image

Big Bang collection · 44 watches

Big Bang
Big Bang44mm
Big Bang
Big Bang44mm
Big Bang
Big Bang44mm
Big Bang All White Diamonds Mother of Pearl 38mm
Big Bang All White Diamonds Mother of Pearl 38mm38mm
Big Bang Diamonds 38mm
Big Bang Diamonds 38mm38mm
Big Bang Meca 10 45mm Power Reserve
Big Bang Meca 10 45mm Power Reserve45mm
Big Bang Meca 10 45mm Power Reserve
Big Bang Meca 10 45mm Power Reserve45mm
Big Bang Meca 10 45mm Power Reserve
Big Bang Meca 10 45mm Power Reserve45mm
Big Bang One Click
Big Bang One Click33mm
Big Bang One Click
Big Bang One Click33mm
Big Bang One Click
Big Bang One Click33mm
Big Bang One Click Sapphire Diamonds Black Dial 39mm
Big Bang One Click Sapphire Diamonds Black Dial 39mm39mm
31 more in this collection
Big Bang One Click Sapphire Rainbow 39mmBig Bang Original Gold Diamonds 38mmBig Bang Original Steel Diamonds 38mmBig Bang Original UnicoBig Bang Original UnicoBig Bang TourbillonBig Bang TourbillonBig Bang TourbillonBig Bang Tourbillon Chronograph Cathedral Minute Repeater Polished Titanium 45mmBig Bang UnicoBig Bang UnicoBig Bang UnicoSpirit of Big BangSpirit of Big BangSpirit of Big BangSpirit of Big BangSpirit of Big BangSpirit of Big Bang ImpactSpirit of Big Bang ImpactSpirit of Big Bang Meca 10Spirit of Big Bang Meca 10Spirit of Big Bang Meca 10Spirit of Big Bang TitaniumSpirit of Big Bang Titanium Diamonds 39mmSpirit of Big Bang Titanium White Diamonds 39mmSpirit of Big Bang Tourbillon 5 Day Power ReserveSpirit of Big Bang Tourbillon 5 Day Power ReserveSpirit of Big Bang Year of Horse Frosted Carbon 42mmSquare Bang UnicoSquare Bang UnicoSquare Bang Unico
Alternatives

01The market

Market prices.

Retail$115,000

No forum listings recorded for this watch yet.

02The connection engine

More like this.

Hublot Square Bang Unico Sapphire 42mm

Hublot

Square Bang Unico Sapphire 42mm

42mm · Automatic$46,900

Hublot Square Bang Unico Sapphire 42mm

Hublot

Square Bang Unico Sapphire 42mm

42mm · Automatic$27,600

Hublot Square Bang Unico Sapphire 42mm

Hublot

Square Bang Unico Sapphire 42mm

42mm · Automatic$26,400

Oblvlo BR Tourbillon

Oblvlo

BR Tourbillon

42mm · Automatic$1,199

Oblvlo JM Tourbillon

Oblvlo

JM Tourbillon

42mm · Automatic$516

Boderry STORM - Square Automatic Titanium Watch

Boderry

STORM - Square Automatic Titanium Watch

42mm · Automatic$279

View all alternatives

03The community take

Owners talk.

“

The Hublot Square Bang Tourbillon 4 Day Power Reserve 3d Carbon 42mm is lauded for its visually cohesive design, featuring a manual-wind HUB6023 movement engineered specifically for its square case, with skeletonized bridges arranged geometrically. Owners and reviewers alike praise the 3D carbon case material for its aesthetic appeal and comfortable wearability, complemented by an ergonomic rubber strap with a proprietary quick-change system. The watch's legibility is enhanced by luminescent hands and indices, and its craftsmanship and design are considered stunning. The watch features a four-day power reserve and a 42mm case, though its 30m water resistance is noted as lower than metal-cased variants. Overall, owners and reviewers rate the Hublot Square Bang Tourbillon 4 Day Power Reserve 3d Carbon 42mm highly for its unique design synergy between the square case and skeletonized movement, along with the appealing 3D carbon construction.

Synthesized from 6 sources
A Blog to Watch·2↗
Reddit·2↗
Monochrome↗
Time + Tide↗
Open the discussion

On real wrists

No shots yet. Show how it wears.

04The paper trail

Ask the communityStart a discussion about the Square Bang Tourbillon 4 Day Power Reserve 3d Carbon 42mm: get takes from other collectors.Ask →

05The discussion

Talk about the Hublot Square Bang Tourbillon 4 Day Power Reserve 3d Carbon 42mm.