Luminox Navy Seal 3600 series black rubber strap watch with date display. - Brand: Luminox - Model: Navy Seal 3600 Series.BO.NSF - Reference Number: Ref.3601.BO.NSF - Color: Black - Material: Rubber strap - Features: Date display Purchased from an authorized dealer in Fukuoka. According to the staff at the authorized dealer, this is a rare item, with only two of them arriving in Fukuoka. Thank you for looking.