I wore it for about a month. Product number: SSQW037 Brand: Seiko LUKIA Movement: Solar radio wave watch Operating period: Approximately 6 months when fully charged, approximately 1.5 years during power save Accuracy: ±15 seconds per month (when not receiving radio waves) Overcharge prevention function Instant start function Power save function Full auto calendar function (up to December 31, 2099) Radio wave correction function (receives standard radio waves from Japan, China, America, and Germany) Automatic reception function Forced reception function Reception result display function Time difference correction function Automatic hand position correction function Reinforced water resistance for daily life (10 bar) Calendar (date) function Diamond-set dial Metal allergy resistant Magnetic resistance type 1 Made in Japan Windshield material: Sapphire glass (super clear coating) Case material: Titanium (diamond shield) on the bezel, titanium (diamond shield) on the body, titanium + hardlex on the back cover Band material: Titanium (diamond shield + pink gold color plating) Band clasp type: One-push three-fold clasp Band width: 11mm Dial color: White