Amazon has select Casio Neo-Display Watches (Neo Green or Blue Display) on sale for $19.92 – $4.43 when you 'clip' the coupon on the product page = $15.49. Shipping is free with Prime or orders $35+.

Available Options (prices listed below are after $4.43 off coupon):

• Casio Men's Dive Style Neo-Display Sport Watch (MRW200H-3BV) $15.49
• Casio Unisex Neo-Display Black Watch (MRW200H-2BV) $15.49

About this Item (MRW200H-3BV):

• 3-Hand Analog, Day/Date Display, 12/24 Hr. Index (some models)
• Accuracy: +/- 20 seconds per month, Battery: SR626SW, Approx. battery life: 3 years
• Japanese quartz movement with analog display
• Resin band with buckle closure, 43 mm resin case with mineral dial window
• Water resistant to 100 m (330 ft): In general, suitable for swimming and snorkeling, but not scuba diving