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Casio Oceanus Manta OCW-S5000-1A

The Casio Oceanus Manta OCW-S5000-1A is a 42.3 mm titanium watch with a solar quartz movement. On the maker's specification no steel touches the skin, so the guide lists it as nickel-free.

All Casio watchesOther watchesUnder $1,000Under 11 mm thickLightweightLightest, rankedSolarWorldtimer
Price
$810
Material
Titanium
Grade / type
Titanium
Weight
82 g
Water resistance
100 m
Type
Other
Case diameter
42.3 mm
Thickness
9.5 mm
Origin
Japan
Movement
Tough Solar (Multi-Band 6 + Bluetooth)
Caliber
Casio (Tough Solar)
Complications
Worldtimer
Colour
Black
Surface treatment
Titanium carbide; DLC bezel
Finish technology
DLC
Caseback
Titanium
Nickel-free
Maker states none
Bracelet / strap
Titanium
Crystal
Sapphire
Display back
No
Dial
Blue / silver
Dial colours
Silver Blue
Availability
Offered
Status
Current
Not published
Reference, Lug-to-lug, Power reserve, Hardness, Construction, Matching bracelet, Lume
Medium confidence Verified Oct 2026 Source: casiofanmag Maker ↗ Spec checksGrade Jun 2026Price Jun 2026Weight Jun 2026
Facts are free to cite with a link.
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Frequently asked questions

Is the Casio Oceanus Manta OCW-S5000-1A 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 Casio Oceanus Manta OCW-S5000-1A?

Titanium, with no grade stated. The caseback is titanium too. The record is at medium confidence, so check the maker's page before relying on it.

What size is the Casio Oceanus Manta OCW-S5000-1A?

The case is 42.3 mm across and 9.5 mm thick. It is water resistant to 100 m.

How much does the Casio Oceanus Manta OCW-S5000-1A weigh?

About 82 g.

How much does the Casio Oceanus Manta OCW-S5000-1A cost, and is it available?

It is in production, at a list price of $810.

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