Stainless steel back Japan movement Water resistance Pre-owned but in very good condition Working Battery got replaced 6/25/2018 NOTES…. NO RETURNS OR REFUND…SO LOOK CLOSELY at the ITEM as… WHAT YOU SEE IS WHAT YOU GET. Any questions please ask and email me before you buy this item. Item is sold “AS-IS”. Most of my items are ship with tracking number, but if the item you are purchasing is $13.00 or less, it will be ship regular mail without a tracking number. I usually ship your item(s) within three days. Payment must be made within 3 business days or I will re-list the item. Feedback is greatly appreciated. Thank you for looking.