Case Material : Stainless steel Glass Material : Sapphire Glass Coating : Anti-reflective coating on inner surface Lumi Brite : Lumibrite on hands and indexs Case size : Diameter 40mm × Thickness 11.8mm Band Material : Nylon The perimeter of Band : 190mm Clasp type : Three-fold clasp with push button release
Caliber no. : 9F82 Movement Type : Quartz Accuracy : ±10 seconds per year
Water resistance : 20 bar Magnetic resistance : Reinforced magnetic resistance equipped Other details / Features :
- ・Case back with lion emblem
- ・Date display
- ・Screw case back
- ・Screw-down crown
A sturdy bezel, a bold vertical streak, and a form that asserts toughness while being light in style.
It is a model that incorporates a new Grand Seiko case structure following the Grammar of Design Philosophy created for a tough and rugged lifestyle. The Lumi Brite hands and markers shine in the dark with perfect harmony, which expands the user's action range. The ballistic nylon strap adopts the lightweight and sturdy cordura fabric, a first for Grand Seiko.
At the heart, high precision caliber 9F delivers higher performance and greater durability, keeping reliable time even under harsh environments.