Specifications Case Diameter: 40mm Case Material: Premium 904L stainless steel with a high-polished and brushed finish Movement: Japanese NH34 automatic GMT movement (independent 4th hand for tracking a second time zone) Functions: Dual-time zone tracking (GMT function) and date display Case Back: Exhibition open case back showcasing the automatic movement Crystal: Scratch-resistant sapphire crystal with date magnifying cyclops lens Bezel: Unidirectional ceramic bezel insert with a 24-hour scale Dial: Hand-finished dial with high-luminosity hour markers and precision-aligned hands Strap: Premium FKM rubber strap for maximum comfort and durability Water Resistance: 5 ATM (Suitable for daily wear and light splashes. Avoid submersion, swimming, and exposure to steam.)