The new Seiko 5 Sports SRPD lineup: In-depth — Rescapement.
SRPD55 | Seiko Watch Corporation
Amazon.com: SEIKO SRPD51 Automatic Watch for Men - 5 Sports - Blue Sunray Dial, Day/Date Calendar, LumiBrite Hands and Markers, and Rotating Bezel, 100m Water-Resistant : Clothing, Shoes & Jewelry