SEIKO PROSPEX SOLAR DIVER SNE571P1

The Seiko Prospex SNE571P1 is a compact, solar-powered diver's watch featuring a brown dial and a sapphire crystal. It is part of the Prospex line, which is designed for "Professional Specifications" and built for performance in extreme environments. The SNE571P1 is also known as a "Scuba" model. 
Key specifications
 
Movement

• Caliber: V147
• Movement Type: Solar-powered quartz, which charges from both natural and electric light.
• Power Reserve: Approximately 10 months when fully charged.
• Accuracy: ±15 seconds per month.
• Functions:
  • Date display.
  • Overcharge prevention function.
  • Quick-start function.

• Case Material: Stainless steel.
• Case Size:
  • Diameter: 38.5 mm.
  • Thickness: 10.6 mm.
  • Lug-to-Lug: 46.5 mm.
• Dial: Brown with Lumibrite hands and indices for enhanced visibility.
• Crystal: Sapphire crystal, which offers scratch resistance.
• Bezel: Unidirectional rotating bezel.
• Crown: Screw-down crown.
• Case Back: Screw-down case back. 

• Material: Stainless steel.
• Clasp: Three-fold clasp with a secure lock and push-button release.
• Features: Includes an extender, typically for fitting over a wetsuit. 

• Water Resistance: 200m / 660ft diver's watch, and is ISO-rated for scuba diving.
• Luminosity: Features Lumibrite on the hands, indices, and bezel for low-light visibility.
• Weight: 149.0 grams.