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HZ.03 Titanium Case Blue Marble Seiko VD78 Quartz Dial Aventurine
HZ.03 Titanium Case Blue Marble Seiko VD78 Quartz Dial Aventurine - Image 2
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HZ.03 Titanium Case Blue Marble Seiko VD78 Quartz Dial Aventurine

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  • Movement: Seiko Calibre VD78 Quartz Movement (3-year battery life / accurate small seconds)
  • Glass: Domed Sapphire Crystal featuring a 3-layer inner-side Anti-Reflective (AR) coating
  • Dial: Shimmering Blue Aventurine Star-Field Dial with an orbiting “Blue Marble” Earth sub-dial
  • Water Resistance: 100 meters / 330 feet secured by an ultra-sealed push/pull titanium crown
  • Strap: Supple Genuine Leather Strap featuring quick-release pins and a solid titanium buckle

 

$399.00

About This Timepiece
The HZ.03 Blue Marble Aventurine is a masterclass in modern tool-watch engineering, balancing rugged durability with a striking, high-end aesthetic. Inspired by the relentless demands of global exploration and the historic 1972 Apollo 17 “Blue Marble” Earth photograph, its solid Grade 5 titanium construction provides an almost weightless, 42-gram feel on the wrist without compromising on structural strength. The standout feature is its deep, glittering Blue Aventurine dial mimicking a star-filled galaxy, tracking time alongside an orbiting miniature Earth disc that commands attention. Protected by a shield of pure scratch-resistant titanium and thick domed sapphire, this timepiece is designed to endure life’s harshest environments while maintaining its pristine, showroom-level finish.
  • Locally Stocked & Supported: Shipped express directly from our Australian warehouse with a full 2-year local warranty. 

Full Technical Specifications
Movement & Performance
  • Calibre: Seiko VD78 Quartz
  • Functions: Hours, minutes, and an orbiting Earth small-seconds sub-dial at 6 o’clock
  • Battery Life: Approximately 3 years
  • Attributes: High reliability, low maintenance, and highly shock-resistant architecture 

Case & Dial Construction
  • Case Material: Solid Grade 5 Titanium featuring mixed brushed surfaces and polished chamfers
  • Case Diameter: 36.0 mm
  • Case Thickness: 11.5 mm (including domed crystal)
  • Lug-to-Lug Distance: 43.5 mm
  • Dial: Natural Blue Aventurine stone layout with sector-style printing and polished feuille hands
  • Complication: Clear sub-seconds disc accented with a rotating custom Earth graphic print
  • Crystal: 1.5mm thick domed sapphire glass with a premium 3-layer inner AR coating 

Features & Strap
  • Water Resistance: 100 metres (10 ATM / 330 feet)
  • Crown: Push/pull solid Grade 5 titanium crown signed with the HZ logo
  • Caseback: Screwed-in solid titanium caseback featuring a stamped custom Hz medallion and frequency accents
  • Strap Material: Premium genuine leather with toolless quick-release spring bars
  • Buckle: Custom solid Grade 5 titanium tang buckle signed with the HZ logo
  • Lug Width: 20 mm (tapering to 16 mm at the buckle)
  • Total Weight: 42 grams total (only 31 grams for the watch head alone)
  • Included Extras: Premium custom travel watch roll and complete standard retail packaging