Tourbillon multifunctional waterproof automatic mechanical watch $ 35.57 Product information: Applicable people: male Waterproof: Yes Waterproof performance: 30M Movement type: mechanical Dial diameter: 43mm Thickness: 16mm Crown type: flat top tapered crown Table bottom type: through the bottom Mirror material: mineral strengthened glass mirror Buckle material: stainless steel Strap material: alloy Dial shape: round Case material: alloy Color: Black with black face and gold scale, gold with black face, black with black face and silver scale, silver with black face, gold with gold face, gold with white face, silver with white face