The new Grand Seiko Quartz diver is a sporty piece, equipped the 9F Quartz caliber, exclusive to Seiko, for an impressive +/- 10 second a year accuracy rating, 50 year service interval, and high shock and magnetic resistance JIS2 (16,000A / m) for harsh environments. A newly designed bezel provides high accuracy and performance, and enables easy disassembly for maintenance. This new bezel has an edgy design and dynamic font that achieves high legibility and targeted towards younger customers. This also includes the high quality Grand Seiko case polished by the beautiful Zaratsu technique giving a mirror finish. The hands are titanium with Seiko's lumibrite for high legibility in dark waters.

Caliber: 9F61

Movement: Drive system Quartz

Case Material:  Stainless Steel

Bezel Material: Bezel Stainless Steel and black hard-coated Stainless Steel

Case Back: Screw case back

Glass: Sapphire crystal with anti-reflective coating

Bracelet: Stainless Steel

Clasp: Three-hold clasp with secure lock, push button release and diver adjuster

Accuracy: ±10 Seconds per Year

Magnetic Resistance: JIS Class 2 (16,000A / m)

Weight: 198

Case Thickness: 13.0mm

Case Diameter: 42.7mm

Crown: Screw lock type crown Screw back 

Water Resistance: 200m air diving for waterproof and rotating bezel

Antimagnetic Performance: 16,000A / m

Bezel: One-way rotating bezel