Device case and timepiece

A device case comprising:

• a resin case body comprising:
• an inner face defining an opening, the opening being disposed on a viewing face of the case body;
• and
• a step disposed on an interior of the opening, the step protruding from the inner face in a direction away from the inner face and further towards the interior of the opening;
• a windproof member having an outer diameter smaller than an inner diameter of the opening of the case body and larger than an inner diameter of the step;
• and
• one or more adhesives for bonding and fixing the windproof member at a position to seal the opening of the case body,
• wherein a flexibility of the one or more adhesives is higher than a flexibility of the case body;
• wherein the one or more adhesives comprises:
• a lateral adhesive for bonding the inner face of the case body to an outer face of the windproof member to fix the windproof member to the case body;
• and
• a lower adhesive for bonding at least a portion of an upper face of the step to a corresponding portion of a lower face of the windproof member;
• one of an upper face depression or an upper face groove is disposed on at least the portion of the upper face of the step, and
• the lower adhesive is disposed in the one of the upper face depression or the upper face groove.