The Titanium Field GuidePicks of the month

Hublot Big Bang Unico Titanium Rainbow 44mm

421.NX.1117.LR.0999

The Hublot Big Bang Unico Titanium Rainbow 44mm is a 44 mm Grade 5 titanium chronograph with an HUB1280 automatic movement. At a list price of $84,300, it costs more than 96% of the 157 titanium chronographs in production.

All Hublot watchesChronograph watchesGrade 5 titanium
Price
$84,300
Material
Titanium
Grade / type
Grade 5
Water resistance
100 m
Reference
421.NX.1117.LR.0999
Type
Chronograph
Case diameter
44.0 mm
Origin
Switzerland
Movement
HUB1280 UNICO Manufacture Self-winding Chronograph Flyback Movement with Column Wheel
Caliber
HUB1280
Power reserve
Approx. 72 Hours
Complications
Chronograph, Date
Colour
Grey
Surface treatment
Satin-finished and Polished Titanium Set with 162 Rubies, Pink Sapphires, Amethysts, Blue Sapphires, Blue Topazes, Tsavorites, Yellow and Orange Sapphires
Finish technology
Natural finish
Nickel-free
Unconfirmed (contact-point materials not all confirmed)
Bracelet / strap
Black Rubber and Multicolored Alligator Leather Straps; Titanium Deployant Buckle Clasp
Crystal
Sapphire
Dial
Matte Black Skeleton Dial
Dial colours
Black
Availability
Offered
Status
Current
Not published
Thickness, Lug-to-lug, Weight, Hardness, Construction, Caseback, Matching bracelet, Display back, Lume
High confidence Verified Oct 2026 Source: Hublot (maker) product page
Facts are free to cite with a link.
Reader reviews & photosContribute photo or review
See it in the interactive guideGet the monthly letterContribute a photo or review

Browse all watch comparisons →

Similar watches

Singer Reimagined Track1 (Titanium)Singer ReimaginedTrack1 (Titanium)$50,00043.0 mmChronographsame category · same style · similar price · similar sizeBrellum Pandial Power Reserve Black Titanium LE ChronometerBrellumPandial Power Reserve Black Titanium LE Chronometer$3,59243.0 mm15.9 mm thick72 gChronographsame category · same style · similar size · same movementBrellum Pandial Marina Bicompax Titanium ChronometerBrellumPandial Marina Bicompax Titanium Chronometer$3,90543.0 mm15.9 mm thick91 gChronographsame category · same style · similar size · same movementLouis Erard 2300 Chronograph Sport (Titanium)Louis Erard2300 Chronograph Sport (Titanium)$4,00444.0 mm15 mm thickChronographsame category · same style · similar size · same movementNorqain Independence Skeleton Chrono 42mm (purple)NorqainIndependence Skeleton Chrono 42mm (purple)$7,74942.0 mm94 gChronographsame category · same style · similar size · same movementNorqain Independence Skeleton Chrono 42mm Jade GreenNorqainIndependence Skeleton Chrono 42mm Jade Green$7,86942.0 mm94 gChronographsame category · same style · similar size · same movementLouis Moinet Memoris DiamondsLouis MoinetMemoris Diamonds–46.0 mmChronographsame category · same style · similar size · same movementLouis Moinet Memoris VesuvioLouis MoinetMemoris Vesuvio–46.0 mmChronographsame category · same style · similar size · same movement

Alternatives to the Hublot Big Bang Unico Titanium Rainbow 44mm

Greco Geneve LTM Chronograph RT-008 Diamond SunGreco GeneveLTM Chronograph RT-008 Diamond Sun$118,94247.0 mm15 mm thickChronographsame category · same style · shared complications · similar priceSan Martin ETA 7753 Titanium ChronographSan MartinETA 7753 Titanium Chronograph$1,55045.0 mm19 mm thick130 gChronographsame category · same style · shared complications · similar sizeAndersmann CHRONOGRAPH ANN0631AndersmannCHRONOGRAPH ANN0631$1,58044.0 mm16.5 mm thickChronographsame category · same style · shared complications · similar sizeDraken Kruger V2 AutoDrakenKruger V2 Auto$1,62344.0 mm15.6 mm thick80 gChronographsame category · same style · shared complications · similar sizeAndersmann CHRONOGRAPH DLC ANN0681AndersmannCHRONOGRAPH DLC ANN0681$1,68044.0 mm16.5 mm thickChronographsame category · same style · shared complications · similar sizeCertina DS-7 Chrono Automatic TitaniumCertinaDS-7 Chrono Automatic Titanium$2,33742.0 mmChronographsame category · same style · shared complications · similar size

More watches from Hublot

Hublot Classic Fusion Titanium 42mmHublotClassic Fusion Titanium 42mm$8,70042.0 mmDressHublot MP-17 Meca-10 Arsham Splash Titanium SapphireHublotMP-17 Meca-10 Arsham Splash Titanium Sapphire$73,00042.0 mm15.35 mm thickOther
HublotBig Bang Unico Titanium 42mm$22,80042.0 mmChronographHublot Big Bang Original Unico Titanium 43mmHublotBig Bang Original Unico Titanium 43mm$20,30443.0 mm13.2 mm thickChronographHublot Big Bang Original Unico Titanium Ceramic 43mmHublotBig Bang Original Unico Titanium Ceramic 43mm$21,50643.0 mm13.2 mm thickChronographHublot Big Bang MECA-10 Titanium 42mmHublotBig Bang MECA-10 Titanium 42mm$25,20042.0 mm13.9 mm thickOther

Frequently asked questions

What grade of titanium is the Hublot Big Bang Unico Titanium Rainbow 44mm?

Grade 5, as stated by the maker.

What size is the Hublot Big Bang Unico Titanium Rainbow 44mm?

The case is 44 mm across. It is water resistant to 100 m.

How much does the Hublot Big Bang Unico Titanium Rainbow 44mm cost, and is it available?

It is in production, at a list price of $84,300.

All Hublot watches · Chronograph watches · All 1,960 watches

Learn: Titanium grades · Surface treatments · Why titanium scratches · How to read a spec

How we verify & grade · Image & Trademark Policy · Terms & Conditions · Privacy Policy

Report an error on this page · how corrections work