SEAKOSS 40mm 100M Mens Diving Automatic Mechanical Watches Seagull Movement ST1612 316L Super Luminous Calendar Wristwatches

Product Model: S8442Brand Name: SEAKOSSMovement model: Hailong 1612Movement type: Mechanical movementMovement features: Automatic winding, mechanical movementCase Material: 304L Stainless SteelCase diameter: 40.00mm (excluding the crown) 43.00mm (including the crown, excluding the back)Case length: 40.00mm (excluding case lugs) 47.50mm (including case lugs) (total height)Case thickness: 13.00mm (including the crystal and case back)Lug width: 22.00mm (at the connection between the case and the strap)Head weight: 70g (excluding the strap)Total weight: 150g (including silicone strap)Nightlight characteristics: Ordinary nightlights emit green lightStrap Material: SiliconeBezel Material: 304L Stainless SteelBezel features: Single-layer sapphire glassBottom cover type: Solid transparent bottom cover + Ordinary white tempered glassType: Ordinary Toothed BarHead size: 7.50mm (diameter)Crystal dimensions: Front glass: 33.002.51.16mm (diameter x thickness) / Back cover glass: 26.001.60mm (diameter x thickness)Bezel dimensions: 39.0032.504.0mm (outer diameterinner diameterthickness)Surface dimensions: 33.5032.500.60mm (surface outer diameter * surface opening diameter * surface thickness)Needle dimensions: 9.614.75*14.75mm (hour hand * minute hand * second hand head length)Waterproof Rating: 100 meters