Seiko Prospex LX Line SNR051
The Seiko Prospex LX Line SNR051 is a 44.8 mm Super Titanium watch with a Seiko 5R66 Spring Drive movement. On the maker's specification no steel touches the skin, so the guide lists it as nickel-free.




- Type
- Other
- Case diameter
- 44.8 mm
- Thickness
- 14.7 mm
- Origin
- Japan
- Movement
- Spring Drive (GMT)
- Caliber
- Seiko 5R66
- Power reserve
- 72 h
- Complications
- GMT, Date, Power reserve
- Colour
- Grey
- Surface treatment
- Super-hard coating
- Finish technology
- Surface hardening
- Caseback
- Titanium
- Nickel-free
- Maker states none
- Bracelet / strap
- Titanium
- Crystal
- Sapphire
- Display back
- No
- Dial
- Blue
- Dial colours
- Blue
- Lume
- LumiBrite
- Availability
- Offered
- Status
- Current
- Not published
- Reference, Lug-to-lug, Weight, Hardness, Construction, Matching bracelet
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Frequently asked questions
Is the Seiko Prospex LX Line SNR051 nickel-free?
On the maker's published specification, nothing that touches the skin is steel: the case, caseback, crown and bracelet with its clasp are all non-steel. The guide records what the maker publishes and has not tested the watch, so if you react to nickel, confirm the contact points with the maker before buying.
What grade of titanium is the Seiko Prospex LX Line SNR051?
The maker confirms titanium but does not publish a grade. The maker calls the material Super Titanium. The caseback is titanium too.
What size is the Seiko Prospex LX Line SNR051?
The case is 44.8 mm across and 14.7 mm thick. It is water resistant to 100 m.
How much does the Seiko Prospex LX Line SNR051 cost, and is it available?
It is in production, at a list price of $6,000.
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