Watch Specification:
Brand: Heimdallr
Movement: Japan NH35A Automatic Movement,24 Jewels.
Case material: 316L stainless steel
Case back: 316L stainless steel(shark engraved)
Bezel: Unidirect rotatable bezel (360 degrees)
Bezel Insert: Ceramic Bezel Insert (black), Aluminum bezel insert (other colors than black)
Watch mirror: Sapphire glass with AR-Coating
Water resistance: 200 m /20 ATM
Luminous: Japan Super Luminous C3 (Green)
Crown: Screw-Down
Case: Screw-Down Case
Watch Dimension:
Case diameter:44mm (without crown)
Case length: 47mm( lug to lug)
Case thickness: 12mm 
Lug width 20mm
Our Service
Warranty: 3 years 
Returns policy: Please check the website“Return / Exchange / Warranty Policy” 
Style: automatic watch, dive watch, luxury watch 
Package: watch, box, warranty card, user manual
Service: Support retail, wholesale. OEM/ODM. Please contact the seller if necessary.