Seiko Prospex x Mechanical Land ft. Alpinist Men Casual Formal Round 200m Water Resistant Watch SPB121J1 SPB121 SPB-121 SPB-121J1
Caliber Number / Movement
6R35 (automatic with manual winding capacity)
Power Reserve / Accuracy
Approximately 70 hours (+25 to -15 seconds per day)
Crystal
Sapphire crystal with magnifier (anti-reflective coating)
LumiBrite
Lumibrite on hands and indexes
Case & Band Material
Stainless steel case with calfskin leather band (deployment clasp with push-button release)
Water Resistance
200m / 20 bar
Case Size
Thickness: 13.2 mm
Diameter: 39.5 mm
Length: 46.4 mm
Other Specifications
Seiko Prospex x Mechanical Land ft. Alpinist
Made in Japan
Rotating compass inner ring
See-through case back
Screw-down crown
Screw case back
24 jewels
Date display
Stop second hand function (hacking mechanism)
Regular timekeeping (analog display)
