Model Overview • Brand: Seiko • Line: Seiko Actus • Model Number: 6106-8450 • Movement: Seiko 6106 automatic (no hand-winding, non-hacking) • Jewels: 23 jewels • Case Material: Stainless Steel • Water Resistance: Water Resistant (not waterproof by today’s standards) • Made in: Japan A (caseback indicates Japanese manufacture)