This Seiko Prospex Professional 300M Tuna features a stainless steel case, sapphire crystal, and a quartz movement. It has a water resistance of 300m and comes with a rubber strap, box, and papers.

• Condition: Good condition, some minor scratches and marks
• Movement: Calibre 7C46
• Case Material: Stainless Steel, Hard Coating
• Case Size: 47.7mm

This Seiko Prospex Marine Master Professional SBBN049 is a men's watch with Japanese quartz movement and 7C46 calibre. It features a stainless steel case, black dial, and analog display.

• Condition: Great condition with minor signs of wear
• Case diameter: 47.7 mm
• Case thickness: 14.1 mm
• Water resistance: 300 m

This Seiko Prospex Marine Master Professional SBBN049 is a men's watch from the Seiko Prospex collection. It features a Japanese quartz movement, stainless steel case, and black dial.

• Condition: Great condition with blank warranty card and box. The watch itself shows little signs of wear.
• Case diameter: 47.7 mm
• Case thickness: 14.1 mm
• Water resistance: 300 m

A Seiko 300m Tuna SBBN049 internally domed sapphire crystal and Marinemaster 5 piece bracelet. It has been worn surfing.

• Condition: Used, with minor hairline marks on the clasp
• Case size: 46mm diameter
• Bracelet material: Stainless steel
• Water resistance: 300m

A Seiko diver's watch with a 300m depth rating, featuring an internally domed sapphire crystal and a Marinemaster 5 piece bracelet.

• Depth rating: 300m

This Seiko 300m Tuna features an internally domed sapphire crystal with great anti-reflective coating and a Marinemaster 5-piece bracelet with ratcheting extension. It has been worn for surfing but the Diashield coating is holding up well.

• Condition: Pre-owned, minor hairline marks on clasp
• Bracelet: Marinemaster 5-piece

This Seiko 300m Tuna features an internally domed sapphire crystal and a Marinemaster 5 piece bracelet with ratcheting extension. It has been worn surfing but the Diashield coating is holding up well.

• Condition: Pre-owned, slight wear
• Water resistance: 300m
• Bracelet type: Marinemaster 5 piece
• Crystal material: sapphire

This Seiko 300m Tuna watch features an internally domed sapphire crystal and a Marinemaster 5-piece bracelet with ratcheting extension. It has been worn surfing but the Diashield coating is holding up well.

• Condition: Used, with minor wear and tear
• Water resistance: 300m
• Crystal material: sapphire
• Bracelet type: Marinemaster 5-piece