The Lorier Neptune Series IV is a vintage-inspired dive watch that combines classic
aesthetics with modern functionality.
 
Below are its detailed specifications:

Case:
Diameter: 39 mm
Thickness: 10.3 mm (excluding crystal); 12.7 mm including domed crystal
Lug-to-Lug: 46 mm
Material: 316L marine-grade stainless steel
Water Resistance: 200 meters (660 feet)
Crown: Screw-down
 
Crystal:
Type: Domed Hesalite (acrylic)
 
Bezel:
Type: 120-click unidirectional rotating
Insert: Luminous acrylic
 
Dial:
Color Options: Black with gilt accents
Lume: Super-LumiNova BGW9 on hands and indices
Features: Available with or without date window at 6 o’clock position
 
Movement:
Type: Automatic
Caliber: Miyota 90S5 (no-date) or Miyota 9015 (date)
Frequency: 28,800 vibrations per hour (4 Hz)
Power Reserve: Approximately 42 hours
 
Bracelet:
Material: 316L stainless steel with solid end links
Width: 20 mm lug width, tapering to 16 mm at the clasp
Clasp: Push-button deployant with three micro-adjustment slots
Features: Fully articulating solid links secured by screw pins
The Lorier Neptune Series IV pays homage to mid-20th-century dive watches, offering a timeless design with reliable performance for modern wearers.