SEIKO SRPF77K1 “MANTA RAY” – SAVE THE OCEAN SPECIAL EDITION 🌊

🧭 General Information

• Brand: Seiko
• Collection: Prospex (Sea Series)
• Model: SRPF77K1
• Nickname: “King Turtle – Manta Ray”
• Edition: Save The Ocean Special Edition
• Gender: Men’s

⚙️ Movement

• Caliber: 4R36
• Type: Automatic with manual winding
• Power Reserve: Approx. 41 hours
• Jewels: 24
• Frequency: 21,600 vibrations/hour
• Functions:
  • Day & Date display
  • Stop seconds (hacking)

🧱 Case & Build

• Case Material: Stainless Steel
• Bezel: Unidirectional rotating bezel (ceramic insert)
• Case Diameter: 45.0 mm
• Thickness: 13.2 mm
• Lug-to-Lug: 47.7 mm
• Lug Width: 22 mm
• Case Back: Screw-down (Special Edition engraving)
• Crown: Screw-down

💎 Glass & Dial

• Crystal: Sapphire crystal with magnifier (cyclops)
• Coating: Anti-reflective coating (inner surface)
• Dial Color: Blue “Manta Ray” textured dial
• Lume: LumiBrite on hands, markers & bezel

⌚ Strap / Bracelet

• Material: Silicone (rubber strap)
• Color: Blue
• Clasp: Pin buckle

🌊 Water Resistance

• 200 meters (20 ATM) – ISO Diver Standard

⚡ Additional Features

• Special Edition caseback (Save The Ocean)
• Highly legible diver layout
• Robust Prospex diver construction
• Weight: Approx. 128g

💡 Description

The Seiko SRPF77K1 “Manta Ray” is part of the iconic Save The Ocean series, featuring a stunning ocean-inspired textured dial. Built on the famous “King Turtle” platform, it combines professional dive specifications with upgraded features like sapphire crystal and ceramic bezel—making it one of the best-value automatic divers in the Seiko lineup.