The SEIKO Prospex Alpinist with a black titanium dial is a high-performance wristwatch featuring 10-bar water resistance and a 10-year battery life. 8f56-00D0 - Brand: SEIKO - Model Name: Prospex Alpinist GMT sbcj019 - Material: Titanium - Color: Black - Water Resistance: 10 bar - Battery Life: 10 years - Accuracy: ±20 seconds per year Purchase Date: 2017/04/29 Excellent condition Wrist size: 17.5 cm, can be increased by +1 cm with the scrub, one extra link included Accessories Box, one extra link, expired warranty, tags ※ I think it's rare to have all the accessories for this model. The watch is also in very good condition. It works perfectly. Therefore, the price is set a little higher. Thank you for viewing.