Introducing the Seiko 5 Sports SNXS Series 'Rinse Blue' Mens Stainless Steel Automatic Movement Watch with a Blue Dial, designated as SRPK87K1, boasting a case size of 37.4mm. Continuing the legacy of the esteemed Seiko 5 Sports SNXS series, the new SRPK87K watch channels the design ethos of its predecessors. Embracing the theme of classic sports, this timepiece seamlessly blends elements from the iconic 70s Seiko 5 Sports models with contemporary features.Beneath a semi-spherical Hardlex glass, the dial showcases Lumibrite treated hands and indices, intricately diamond-cut with finely grooved lines, set against a captivating rinse blue dark dial. The wider non-triangular hands and the orange second hand pay homage to the vintage 70s design, while the bracelet, adorned with mirror and hairline finishing, is accentuated by a metal dial ring. Driving the SRPK87 is an in-house 4R36 automatic hacking movement, renowned for its precision of 45 / -35 seconds per day and a 41-hour power reserve.The Seiko 5 SRPK87K houses the self and manual winding calibre 4R36, offering a daily time tolerance of 30 / -45 seconds a day, with a 41-hour power reserve. Featuring Curved Hardlex glass and a push-in crown, the SRPK87K boasts a magnetic resistance rating of 4800A/m. The steel bracelet secures with a three-fold clasp and push-button release, while the see-through case back is adorned with a screw case back, adding to its allure.- Caliber No. 4R36- Automatic Movement Powered by the movement of the wearer- 41 Hours Power Reserve - 37.4mm Case Size - Stainless Steel Case and Bracelet - Curved Hardlex Glass - Pull Out Crown - Day/Date Display - 100 Meters Water Resistant