Amazon.com: Casio Illuminator Men's Quartz 100M Water Resistant 3-Year Battery Watch MWA100HD-1AV : Clothing, Shoes & Jewelry
Casio watch. Had it for ~20yrs. It died today but I just replaced the battery and it's back again! I had only changed batteries twice: 10 yrs ago and today. Truly BIFL
Amazon.com: Casio Illuminator 10-Year Battery Extra Long Strap 100 M Water Resistance 5-Alarm w/Countdown Timer Men's Digital Watch, Green, AE-1500WHX-3AVCF : Clothing, Shoes & Jewelry