The Titanium Field Guide

Casio Oceanus Manta OCW-S6000

OCW-S6000-1A

The Casio Oceanus Manta OCW-S6000 is a 42.5 mm titanium watch with a Casio 5665 solar quartz movement. The case is surface-hardened, which guards against the scuffs bare titanium picks up.

All Casio watchesOther watchesUnder $3,000Under 11 mm thickLightweightLightest, rankedSolar
Price
$2,400
Material
Titanium
Grade / type
Titanium (titanium carbide treatment)
Weight
86 g (with bracelet)
Water resistance
100 m
Reference
OCW-S6000-1A
Type
Other
Case diameter
42.5 mm
Thickness
8.7 mm
Lug-to-lug
47.1 mm
Origin
Japan
Movement
Tough Solar, Multi-Band 6, Bluetooth
Caliber
Casio 5665
Complications
Date
Colour
Grey
Surface treatment
Hard coating and titanium carbide treatment
Finish technology
Surface hardening
Caseback
Titanium
Nickel-free
Unconfirmed (clasp or buckle material not confirmed)
Bracelet / strap
Titanium
Crystal
Sapphire
Display back
No
Dial
Black
Dial colours
Black
Lume
Neobrite
Availability
Offered
Status
Current
Not published
Power reserve, Hardness, Construction, Matching bracelet
Medium confidence Verified Oct 2026 Source: Casio Maker ↗ Spec checksGrade Jun 2026Price Jun 2026Weight Jun 2026
Facts are free to cite with a link.
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Frequently asked questions

What grade of titanium is the Casio Oceanus Manta OCW-S6000?

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-S6000?

The case is 42.5 mm across, 8.7 mm thick and 47.1 mm from lug to lug. It is water resistant to 100 m.

How much does the Casio Oceanus Manta OCW-S6000 weigh?

About 86 g on its bracelet.

How much does the Casio Oceanus Manta OCW-S6000 cost, and is it available?

It is in production, at a list price of $2,400.

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