Steel band calendar sports waterproof large dial $ 7.96 Special features: luminous, calendar Display type: pointer Waterproof performance: 30M Thickness: 10mm Dial diameter: 44mm Crown type: spiral crown Bottom type: ordinary Mirror material: Mineral strengthened glass mirror Buckle style: single folding buckle Buckle material: stainless steel Strap material: stainless steel Dial shape: round Case material: alloy Color: Steel belt calendar black face, steel belt calendar white face, steel belt calendar blue face, belt calendar black face, belt calendar white face, belt calendar blue face