Photos appear once Heritus approves image use
Custom Watch CW328 Automatic - Ultra Lightweight Titanium
Lugs stay on wrists from about 6.5 in (lug-to-lug rule of thumb)
Last checked Oct 26, 2026
View on Heritus’s site ↗From Heritus
Built-to-order: 4 Weeks Turnaround Ultra Lightweight Titanium Watch Specifications: Seiko NH35A Caliber Automatic 41 Hours Power Reserve Vibrations Per Hour 21,600 bpm Bi-directional Winding Rotor Date Display Complication Regulated @ +/-5 Sec Per Day Characteristics: Pure Titanium Case/Bracelet Front Sapphire Crystal (Clear AR Coating) Ceramic Bezel Insert Screw Down Crown Solid Titanium Case Back 10 ATM Water Resistant Unidirectional Bezel Forged Carbon Fiber Dial Dimensions: Case diameter: 40 mm Lug to lug: 48 mm Thickness: 14 mm Lug size: 22 mm Testing: The watch movement accuracy is tested and regulated prior and after assembling. The case is water tested at 10 ATM. Limited Warranty: 12 months limited warranty. The watch includes box, watch instructions, and accessories.
Specifications
Details and photos come from Heritus’s website, last checked Oct 26, 2026. Specs were read automatically and may contain mistakes.
Case
- Diameter
- 40 mm
- Lug-to-lug
- 48 mm
- Thickness
- 14 mm
- Thickness incl. crystal
- Not listed
- Lug width
- Not listed
- Material
- Not listed
Movement
- Type
- Automatic
- Caliber
- Seiko NH35
- Power reserve
- Not listed
- Functions
- Not listed
Crystal and bezel
- Crystal
- Sapphire
- Bezel
- Not listed
Water resistance
- Rated to
- 100 m
Dial and lume
- Dial
- Not listed
- Lume
- Not listed
Strap
- Strap
- Not listed
Every spec Heritus lists
- Lug size
- 22 mm Testing:
- Thickness
- 14 mm
- Lug to lug
- 48 mm
- Case diameter
- 40 mm
- Built-to-order
- 4 Weeks Turnaround
Videos
No videos feature this watch yet.