

Modello Tre U3S-M Collab – Chronograph
Edition of 30Ref: UWK-U3S-MThe Modello Tre U3S-M has been designed in partnership with Maxfield, the legendary Los Angeles concept boutique. It features a matte black index dial and a DLC case and bracelet, creating a total black automatic chronograph.
- Automatic Chronograph Swiss Sellita SW510 BH b caliber
- Exhibition caseback with engraved rotor
- Comes on a black DLC stainless steel bracelet
- Limited edition to 30 pieces
- Buy at the Maxfield LA online & selected stores
FINAL PRICE: USD 4,295
A Stealth Expression of Italian Craft and Los Angeles Avant-Garde
UNIMATIC X MAXFIELD
collaboration
41.5mm
case diameter with the bezel
AUTOMATIC CHRONOGRAPH
Sellita SW510 BH movement
300m
water resistant
62h
power reserve
24 MONTHS
worldwide warranty
Description
The Modello Tre ref. U3S-M is a premium Made in Italy automatic chronograph crafted with uncompromising attention to detail. It features a matte black index dial with two off-black concentric subdials, complemented by a matte black stainless-steel bezel insert with a DLC sandblasted finish.
Timekeeping is ensured by the matte black ladder skeleton handset and the reverse lollipop seconds hand with an off-black tip. A double-domed, anti-reflective sapphire crystal delivers exceptional visibility in all lighting conditions.
The black DLC-coated 316L solid stainless-steel case, complete with a sandblasted finish, screw-down sapphire exhibition caseback, oversized 8 mm crown, and robust 5.5 mm screw-in pushers, guarantees outstanding durability. Each watch is individually tested and certified for 30 ATM (300 m / 1000 ft) water resistance.
Inside, the automatic Sellita SW510 BH b movement beats at 28,800 bph and offers a 62-hour power reserve, hacking seconds, a running seconds indicator at 9 o’clock, and a 30-minute counter at 3 o’clock.
The watch is paired with a matching black DLC sandblasted stainless-steel bracelet. The exhibition caseback is engraved with Maxfield branding. This model is covered by a 24-month worldwide warranty and released as an ultra-limited edition of only 30 pieces.
Features
Movement
- Automatic calibre Sellita SW510 BH b 28800BPH
- Chronometer function
- Accuracy ± 5s/ day
- Min 56h, typical 62h power reserve
Case
- Diameter 40mm/ 41.5mm with the bezel
- 22mm lugs
- 316 stainless steel case with Black DLC brushed finish
Dial
- Matte black index dial, two off-black concentric circles subdials
- Off-black second rail and dial trims
- Matte black ladder skeleton H+M, reverse lollipop S with off-black tip
DURABILITY & PROTECTION
- 300m ≈ 1000ft ≈30atm WR Individually tested
- 2.5mm thick double domed sapphire
- Inner side anti-reflective coating
- Sapphire crystal exhibition caseback, Maxfield engraving on the rotor
Design
- Modello Tre case design
- Limited Edition to 30 pieces
WATCH KIT
- Black DLC stainless steel bracelet
- UNIMATIC x Maxfield tough case, warranty card with unique ID seal
Focus
PRECISION IN MOTION
Powered by the Swiss-made Sellita SW510 BH b automatic chronograph calibre, the timepiece offers a robust 62-hour power reserve and exceptional precision. Its specially engraved rotor, visible through the sapphire crystal exhibition caseback, showcases the finely tuned mechanics, blending technical expertise with refined artistry.



