|The Seiko Turtle is an accessible yet substantial watch but without the need for deep pockets. It gets even cheaper with an additional 10% above half the actual price. Use Coupon code: TURTLE on specific models; the Japan made models are the SRP773J1, SRP775J1, SRP779J1 and SRP777J1. Other models that enjoy this benefit are the SRP773K1, SRP775K1 and SRP779K1. The Prospex Turtle is homage to all those Seiko Diver watches that have been proven adequate in field.