Watch model: AD2525

Movement type: automatic mechanical movement

Movement model: Japanese 8215

Movement functions: Stop-second function, unidirectional automatic winding + manual winding function, quick calendar setting function, three-hand display and calendar; frequency: 21,600 vibrations/hour; number of jewels: 21; 46 hours of power reserve.

Case Material: 316L stainless steel

Case technology: Lassa

Bottom cover material: 316L stainless steel

Bottom cover type: screw-in solid bottom cover

Case diameter: 39mm (excluding crown)

Case length: 49mm (total length from top to bottom)

Shell thickness: 12mm (including lens and bottom cover)

Case lug position: 20mm (the location where the case and strap are connected)

Watch weight: (137g including steel strap)

Watch length: 220mm (total watch length/circumference)

Strap material: Stainless steel

Mirror material: synthetic sapphire crystal

Mirror type: flat sapphire

Mirror mirror coating: Internally coated with Swiss shadowless anti-reflective blue film

Glass size:: 33.5*1.8mm (diameter*thickness)

Crown type: screw-in screw crown

Crown size: 7.00mm (diameter)

Surface luminescence: BGW9 super luminous powder, emitting blue luminous light

Hand craftsmanship: silver needle coated with BGW9 super luminous powder, emitting blue luminous color

Waterproof level: 200 meters waterproof/diving [can wash hands, swim, dive, meet all daily waterproof requirements]

Packaging standard: professional waterproof plastic box packaging