Seiko Prospex Marinemaster Professional 600m Titanium (SBDX067)
The Seiko Prospex Marinemaster Professional 600m Titanium (SBDX067) is a 45.4 mm titanium dive watch with an 8L45 automatic movement. The case is surface-hardened, which guards against the scuffs bare titanium picks up.

- Type
- Diver
- Case diameter
- 45.4 mm
- Origin
- Japan
- Movement
- Automatic (saturation diver)
- Caliber
- 8L45
- Power reserve
- 72 h
- Complications
- Date
- Colour
- Grey
- Surface treatment
- Super-hard coating
- Finish technology
- Surface hardening
- Caseback
- Steel
- Nickel-free
- No (steel contact)
- Bracelet / strap
- Titanium bracelet
- Matching bracelet
- Standard
- Micro-adjust clasp
- Yes
- Crystal
- Sapphire
- Display back
- No
- Dial
- Black
- Dial colours
- Black
- Lume
- LumiBrite
- Availability
- Offered
- Status
- Current
- Not published
- Reference, Thickness, Lug-to-lug, Weight, Hardness, Construction
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Frequently asked questions
Is the Seiko Prospex Marinemaster Professional 600m Titanium (SBDX067) nickel-free?
No. The caseback is steel, and steel carries nickel, so the guide does not list it as nickel-free.
What grade of titanium is the Seiko Prospex Marinemaster Professional 600m Titanium (SBDX067)?
Titanium, with no grade stated. The caseback is steel, not titanium. The record is at medium confidence, so check the maker's page before relying on it.
What size is the Seiko Prospex Marinemaster Professional 600m Titanium (SBDX067)?
The case is 45.4 mm across. It is water resistant to 600 m.
How much does the Seiko Prospex Marinemaster Professional 600m Titanium (SBDX067) cost, and is it available?
It is in production, at a list price of $4,600.
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