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The New Patek Philippe Twenty~4 7340/1R Perpetual Calendar

Introduced in 1999, the Twenty~4 collection was Patek Philippe’s first dedicated line of feminine timepieces. The original model featured an Art Deco-inspired manchette (cuff) design, but in 2018, the brand unveiled the Twenty~4 Automatic, which is a round-cased iteration powered by an automatic movement. This year, Patek Philippe elevates the collection further by introducing a perpetual calendar complication, marking the collection's debut in the realm of Grand Complications.
Crafted entirely in 18K rose gold, the watch features a 36mm case with a slender profile of just 9.95mm, making it sit gracefully on the wrist. The case is meticulously finished with a combination of polished and brushed surfaces, enhancing its refined aesthetic. Two dial options are available. The Ref. 7340/1R-001 features a silvery opaline dial with a vertical satin finish, evoking the texture of shantung silk that feature irregular texture, while the Ref. 7340/1R-010 presents an olive green sunburst dial for a more contemporary appeal.

Introducing Hublot Expands the Big Bang Unico Collection with the Water Blue Sapphire

The brand’s latest sapphire innovation, described as the purest blue.

Hublot once again demonstrates its unrivaled mastery of sapphire crystal and its ability to explore a spectrum of colors with the latest addition to the Big Bang Unico collection: the Water Blue Sapphire. Limited to just 50 pieces, this timepiece features a striking blue sapphire case that Hublot describes as the purest blue.

Less than a decade ago, Hublot first experimented with crafting a watch case from transparent sapphire. Never content with maintaining the status quo, the brand went on to develop an extensive palette of colored sapphires. Creating new shades of transparent sapphire is a complex and laborious process, requiring far more than simply altering pigments. Each color demands a precise formula and meticulous adjustments to the production process to ensure both aesthetic appeal and functional integrity. The challenge is further amplified by the complexity of the Big Bang’s unique layered construction.

Unveiled at Watches and Wonders 2025, the Water Blue Sapphire represents the latest breakthrough from Hublot’s R&D department, reinforcing the brand’s mission to push creative boundaries and turn the impossible into reality.

The new Big Bang Unico Water Blue Sapphire features a 44mm case, with the case, bezel, and case back all crafted from blue sapphire. Hublot’s signature H-shaped screws and patented One Click system for interchangeable straps are positioned at 12 and 6 o’clock. The crown and pushers are made from titanium, adding a contrasting metallic accent.

The skeletonized dial is crafted from transparent resin, displaying central hour, minute, and seconds hands. Blue luminescent material enhances the hands and transparent hour markers for optimal legibility. A standout feature is the column wheel at 6 o’clock, while the fully visible date disc encircles the movement, with the date aperture positioned at the center of the 60-minute counter at 3 o’clock. The transparent chronograph subdials feature indices highlighted with blue Super-LumiNova.

Powering the watch is the HUB1280 caliber, the second generation of the Unico chronograph flyback movement. Visible through the captivating transparent case back, this flyback chronograph exemplifies Hublot’s fusion of technical innovation and aesthetic refinement. The movement's skeletonized tungsten oscillating weight, along with its sleek grey-toned components, enhances the overall visual appeal. Comprising 354 components and 43 jewels, the HUB1280 operates at a frequency of 28,800 vibrations per hour (4 Hz) and offers an impressive power reserve of approximately 72 hours.

The watch is paired with transparent blue rubber straps and a titanium deployant buckle. The Big Bang Unico Water Blue Sapphire is limited to just 50 pieces and is priced at CHF 125,000, approximately equivalent to 521,300 AED.

 

 For more information visit Hublot official website.

Technical specifications: Hublot Big Bang Unico Water Blue Sapphire
  1. Reference:  421.JL.4890.RT
  2. Case: Polished Water Blue Sapphire Crystal, Crystal Sapphire with Anti-reflective Treatment, 6 H-Shaped Titanium in fixing bezel in titanium, Screws and One-Click System and  crown and pushers in Titanium
  3. Size: 44 mm
  4. Thickness: 14.5 mm
  5. Water resistance: 50 m
  6. Dial:  skeleton dial, Polished Transparent Composite Resin, green lume applied hour and minute hands and the hour markers, 60-minute counter and date at 3 o’clock, small seconds at 9:00
  7. Movement:  Automatic MHUB1280 In House Caliber Chronograph Flyback, tungsten oscillating weightColumn Wheel, 354 components, 43 jewels
  8. Power reserve: 72 hours
  9. Frequency:   28,800 vph 
  10. Functions: Flyback Chronograph, Hours, Minutes, Seconds, Date
  11. Bracelet / Strap: transparent Water Blue rubber strap with a titanium Deployant Buckle
  12. Availability: Limited edition to 50 pieces
  13. Price: CHF 125,000 which is approximately equivalent to 521,300 AED

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