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1 x CASIO CA53W. 1 x CASIO F91W. Unisex: F91W. Unisex: CA53W Calculator Watch. Our warehouse and operations are located in Sydney. Various mathematical calculations using values up to eight digits long.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.