The Swiss watchmaker Swatch has apologised and removed an advert featuring a model pulling the corners of his eyes, after the image prompted accusations of racism and calls for a boycott on Chinese social media. Internet users heavily criticised the “slanted eye” gesture made by the Asian male model as racist. In a post on Instagram and the Chinese social media platform Weibo on Saturday, Swatch acknowledged the “recent concerns regarding the portrayal of a model” in the advert and said it had deleted the promotional material worldwide. “We sincerely…