A Seiko SBDK001 DH33 NX Marine Master Diving Computer, a diving watch designed for functionality and durability. It features a large case size of approximately 55.5mm in diameter and has buttons that are all functional, although its features have not been tested.

• Condition: Used
• Case Diameter: 55.5mm (without crown)
• Lug To Lug: 53.5mm
• Thickness: 17.0mm

A Seiko SBDK001 DH33 NX Marine Master Diving Computer for sale. It features a 55.5mm case diameter and measures 53.5mm lug to lug, with a thickness of 17.0mm.

• Condition: Used
• Case Diameter: 55.5mm
• Lug To Lug: 53.5mm
• Thickness: 17.0mm

A Seiko SBDK001 DH33 NX Marine Master Diving Computer is being sold, featuring a case diameter of 55.5mm and thickness of 17.0mm.

• Condition: used
• Case diameter: 55.5mm
• Lug to lug: 53.5mm
• Thickness: 17.0mm

This is a Seiko SBDK001 DH33 NX Marine Master Diving Computer, a diving watch with a case diameter of 55.5mm and lug to lug length of 53.5mm.

• Condition: used
• Case Diameter: 55.5mm (without crown)
• Lug To Lug: 53.5mm
• Thickness: 17.0mm

A Seiko SBDK001 DH33 NX Marine Master Diving Computer is for sale. This watch features a 55.5mm case diameter, 53.5mm lug to lug length, and 17.0mm thickness.

• Condition: Used
• Case Diameter: 55.5mm
• Lug To Lug: 53.5mm
• Thickness: 17.0mm

A Seiko SBDK001 DH33 NX Marine Master Diving Computer for sale, a diving computer with approximate measurements of case diameter 55.5mm and lug to lug 53.5mm.

• Condition: Used
• Case diameter: 55.5mm (without crown)
• Lug to lug: 53.5mm
• Thickness: 17.0mm

A Seiko SBDK001 DH33 NX Marine Master Diving Computer is being sold with original rubber strap and manual. It's in used condition, buttons are functional but features have not been tested.

• Condition: Used
• Case Diameter: 55.5mm
• Lug To Lug: 53.5mm
• Thickness: 17.0mm

This Seiko SBDK001 DH33 NX Marine Master Diving Computer is a diving computer with various features, including functional buttons. It comes on its original rubber strap and includes a manual.

• Condition: Used
• Case diameter: 55.5mm (without crown)
• Lug to lug: 53.5mm
• Thickness: 17.0mm

This is a Seiko SBDK001 DH33 NX Marine Master Diving Computer, a diving computer designed for marine use. It features buttons and has not been tested, but should be pressure tested before wearing around water.

• Condition: Used
• Case Diameter: 55.5mm (without crown)
• Lug To Lug: 53.5mm
• Thickness: 17.0mm