Seiko - Limited Edition Night Vision Sea Sumo - SPB433

Prospex Black Series Limited Edition. Designed for those who treat 
life as the ultimate adventure, the Seiko Prospex line meets every 
challenge with technological excellence and style. 

Part of a rich legacy of innovation in high-intensity timekeeping, 
Prospex continues to celebrate a long history of sports watch 
excellence with re-creations and re-interpretations of landmark 
achievements. 

Based on an iconic design, this extraordinary Black Series Limited Edition, 
available only in a controlled-production run of 3,500 with the serial number 
engraved on each case-back, expresses the view seen through a night vision 
scope & features hands & markers with Seiko’s brighter and longer lasting 
“Green LumiBrite Pro,” suitable for professional usage and providing maximum 
visibility with the color most recognizable in the dark. 

Following ISO standards for scuba diving to depths of up to 200 meters, this 
exceptional timepiece includes a 24-jewel automatic movement with a frequency 
of 21,600 vibrations per hour. 

Power reserve of approximately 70 hours and manual winding capability. 
In stainless steel with black hard coating, this dramatic watch includes 
a black dial, date calendar, curved sapphire crystal with anti-reflective 
coating on the inner surface. 

Screw-down crown & case-back, black uni-directional rotating elapsed timing 
bezel and a tri-fold push button release clasp with secure lock and extender. 
Water Resistance: 200 meters