New / never used Limited edition Watchdives x San Martin 6200 BB58 Retro Watch SN004 Brand: San martin Model: SN004 Limited edtion Movement: NH35 [automatic mechanical movement] Case material: 316L Stainless Steel Caseback: Screw-in solid caseback Bezel: 90 click Ceramic Bezel Insert Watch mirror: Sapphire Crystal Glass, AR Coating Dial Color: Black or blue Luminous: Black dial: Retro Luminous Effect SLN C3 Green Light, Hands and Markers Crown:Screw-down Crown, Hex logo for new production batch. Case Back: Screw-down Case Back, Brushed Process Strap: 316L Solid Stainless Steel Oyster Bracelet Clasp: Folding Clasp With Safety ,With San Martin Hexagon Logo Water Resistant: 20Bar=200 meters Weight: about 140g Watch Dimension: Case diameter: 38mm( without crown) Lug length: 46mm (upper lug to lower lug) Case thickness: 13mm (including mirror) Lug width:20mm