Hublot Classic Fusion Classic Fusion 45 Chronograph Titanium / Blue / Rubber

Reference 521.NX.7170.RX

Hublot Classic Fusion 45 Chronograph Titanium / Blue / Rubber

About this watch

The Hublot Classic Fusion 521.NX.7170.RX is a statement piece that embodies luxury and precision. With its striking blue sunburst dial, lightweight titanium case, and sapphire crystal, this watch exudes elegance and sophistication. The HUB1143 caliber movement provides reliability and precision, making it perfect for everyday wear. The chronograph feature allows you to time events with precision, while the date function adds a layer of practicality to the luxury. With its versatility and high-quality craftsmanship, this watch is ideal for those who appreciate bold aesthetics and want a piece that stands out. Whether you're dressing up or heading out for brunch, this watch will elevate your look and keep you on time.
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Key Features

  • Hublot caliber HUB1143 movement
  • 45mm titanium case with sunburst blue dial
  • Sapphire crystal for crystal-clear visibility
  • 50m water resistance for everyday wear
  • Chronograph feature for precise timing
  • Date function for convenient date display
  • 42-hour power reserve for reliable operation

Specifications

Brand
Hublot
Family
Classic Fusion
Model
Classic Fusion 45 Chronograph Titanium / Blue / Rubber
Reference
521.NX.7170.RX
Movement
hub1143
Movement Features
  • Hours, Minutes, Small Seconds
  • Date
  • Chronograph
Case
45mm
Dial Color
Blue
Crystal
Sapphire
Water Resistance
50

Current Listings

[WTS] Hublot Classic Fusion – 🔮 'Black Magic' – Full Ceramic – 42mm

Hublot Classic Fusion – 🔮 'Black Magic' – Full Ceramic – 42mm

Hublot - 542.CM.1770.CM · $6,800
A modern minimalist design featuring a full black ceramic execution, with a lightweight and scratch-resistant feel.

  • Case material: full black ceramic
  • Bracelet material: black ceramic
  • Diameter: 42mm
Posted at
May 21, 2026, 5:18 PM
Active
View listing on r/WatchExchange
[WTS] Hublot Classic Fusion 42 - Solid 18k "King Gold" - Full Set

Hublot Classic Fusion 42 - Solid 18k "King Gold" - Full Set

Hublot - 542.PX.1180.RX · $12,995
The Hublot Classic Fusion 42 is a unique-looking watch that demands attention due to its interesting design and finishing. The solid 18k 'King Gold' case gives it a warmer tone compared to traditional rose gold.

  • Condition: Honest wearable condition overall with minimal polishing and minor marks on case, lugs, and bezel
  • Case material: 18k King Gold
  • Movement: HUB1110 based on Sellita SW300-1
  • Power reserve: 50 hours
Posted at
May 21, 2026, 4:59 PM
Active
View listing on r/WatchExchange
[WTS] Hublot Classic Fusion King Gold 42mm 2018, $14k

Hublot Classic Fusion King Gold 42mm 2018, $14k

Hublot - Classic Fusion King Gold 42mm · $14,000
A Hublot Classic Fusion King Gold 42mm from 2018, a luxury watch in good condition. The watch comes with its box and 2018 dated warranty.

  • Condition: Preowned
  • Year: 2018
  • Location shipped from: Singapore
Posted at
May 21, 2026, 11:16 AM
Active
View listing on r/WatchExchange
[WTS] Hublot Classic Fusion Chronograph Racing Grey King Gold - 45mm - 521.OX.7080.LR - Excellent Condition - $20,199

Hublot Classic Fusion Chronograph Racing Grey King Gold - 45mm - 521.OX.7080.LR - Excellent Condition - $20,199

Hublot - 521.OX.7080.LR · $20,199
This Hublot Classic Fusion Chronograph is a stylish and functional timepiece, featuring a 45mm case in racing grey king gold.

  • Condition: Excellent Condition
  • Case material: King Gold
  • Diameter: 45mm
Posted at
May 20, 2026, 5:15 PM
Active
View listing on r/WatchExchange
[WTS] Hublot Classic Fusion 42mm Grey New 2026, $5300

Hublot Classic Fusion 42mm Grey New 2026, $5300

Hublot - Classic Fusion 42mm Grey New 2026 · $5,300
This Hublot Classic Fusion is a new 2026 model available in grey, with a 42mm case size. The watch comes with its original box and documentation.

  • Condition: New Condition
  • Shipping cost: ~$100 for USA (more for bulkier/heavier boxes)
  • Payment methods: Wire or Credit Card (+4.9% & 4 days clearance)
  • Box and papers included: yes
Posted at
May 20, 2026, 9:10 AM
Active
View listing on r/WatchExchange
[WTS] (30 Piece Limited) Hublot Classic Fusion Titanium Retroverse New 2026, $11.5k

(30 Piece Limited) Hublot Classic Fusion Titanium Retroverse New 2026, $11.5k

Hublot - Classic Fusion Titanium Retroverse New 2026 · $11,500
This is a limited release of 30 pieces, in collaboration with The Hour Glass, available only in South East Asian The Hour Glass Boutiques.

  • Condition: Brand New
  • Limited edition quantity: 30
  • Location availability: South East Asian The Hour Glass Boutiques only
  • Shipping cost: approximately $100 for USA (varies depending on box size)
Posted at
May 19, 2026, 6:30 AM
Active
View listing on r/WatchExchange
[WTS] Hublot Classic Fusion Aerofusion Black Magic BOX PAPERS Aero Bang Ceramic 45

Hublot Classic Fusion Aerofusion Black Magic BOX PAPERS Aero Bang Ceramic 45

Hublot - 525.CM.0170.LR · $8,100
A skeleton dial Hublot Classic Fusion Aerofusion Black Magic watch featuring a ceramic case, black alligator and rubber strap, and various luxury details. This watch is powered by the HUB1155 self-winding skeleton chronograph movement and is water resistant up to 50M.

  • Condition: In great Pre-Owned Condition, has very light signs of wear on the strap and buckle
  • Case material: Ceramic
  • Strap material: Black alligator and rubber
  • Size: 45 mm
Posted at
May 13, 2026, 11:19 AM
Active
View listing on r/WatchExchange
[WTS] Hublot Classic Fusion Aerofusion Black Magic 525.CM.0170.RX — $9,000— Utah — Fully Insured FedEx

Hublot Classic Fusion Aerofusion Black Magic 525.CM.0170.RX — $9,000— Utah — Fully Insured FedEx

Hublot - 525.CM.0170.RX · $9,000
The Hublot Classic Fusion Aerofusion Black Magic features a black ceramic case and bezel, paired with a black skeletonized dial that showcases the open-worked chronograph mechanism.

  • Condition: Excellent, minor signs of use on rubber strap
  • Case size: 45mm diameter
  • Dial type: Black Skeletonized
  • Bracelet material: Black Rubber Strap
Posted at
May 12, 2026, 9:27 PM
Active
View listing on r/WatchExchange
[WTS] Hublot Classic Fusion – 🔮 'Black Magic' – Full Ceramic – 42mm

Hublot Classic Fusion – 🔮 'Black Magic' – Full Ceramic – 42mm

Hublot - 542 CM 1770 CM · $6,800
The Hublot Classic Fusion 'Black Magic' is a stealthy, all-black take on the brand's modern minimalist design. The watch features a full black ceramic execution, with a lightweight and scratch-resistant feel.

  • Case material: full black ceramic
  • Bracelet material: black ceramic
  • Diameter: 42mm
Posted at
May 12, 2026, 11:48 AM
Active
View listing on r/WatchExchange