Automatic Mechanical Watch Men Sapphire Crystal

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STEELDIVE 1970S CuSn8 Tin Bronze 200m Bronze Diving Watch Sapphire Crystal NH35 Automatic Mechanical Watches Men 200m Dive Watch

Project code: SD1970S
Brand name: STEELDIVE / Steel Qian
Movement type: automatic mechanical movement
Movement model: Japan NH35
Movement characteristics: 3-pin / calendar, frequency 21,600 times per hour
(3Hz), stop seconds device, two-way automatic winding, 24 stone, 41 hours
Energy storage.
Case material: CuSn8 bronze
Case technology: sand drawing + polishing
Bottom cover material: 316L stainless steel
Bottom cover type: screw-in bottom cover
Case diameter: 43.8mm (without buck)
Case length: 46.8mm (total length from top to bottom)
Case thickness: 13.5mm (including table mirror and bottom cover)
Case ear position: 20mm (the link between case and strap)
Head weight: 98.2g (without strap)
Whole table weight: 121.2g (including silicone strap)
Watch length: 260mm (total watch length / circumference)
Strap material: silicone / rubber
Table mirror material: synthetic sapphire table mirror
Table mirror type: flat sapphire
Table mirror coating: anti-glare blue coating
Table mirror size: 32 * 2.7mm (diameter * thickness)
Bar head type: screw-in screw lock bar
Bar head size: 7mm (diameter)
Bezel material: ceramic
Bezel features: 120 teeth ring one-way rotation
Bezel luminous: 240,000 / KG Swiss BGW9 super luminous powder, bluish
Bezel size: 38 * 32.1 * 0.5mm (thickness * inner diameter * thickness)
Surface color: matte black + real nail scale
Luminous surface: 240,000 / KG Swiss BGW9 super luminous powder, bluish
Surface size: 33.0 * 31.0 * 29.3 * 0.4mm (wire hole * face diameter * open
Surface * thickness)
Pointer process: copper salad sand + super luminous
Pointer luminous: 240,000 / KG Swiss BGW9 super luminous powder, bluish
Hand size: 7.5 * 12 * 12mm (hour hand * minute hand * second hand length)
Waterproof level: 200 meters waterproof / diving [can wash hands, swim,
Diving to meet all daily waterproof use]
Exhaust valve: none
Warranty period: three years free warranty
Packaging standard: professional waterproof plastic box packaging

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