Casio makes new Pro Trek PRW-61 from more biodegradable biomass plastics

Casio's Pro Trek multi-function sports watch line has gone a bit greener with the introduction of the PRW-61, which features a case, case back, and strap made out of biomass plastics derived from castor seeds, corn, and similar raw materials.

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Casio makes new Pro Trek PRW-61 from more biodegradable biomass

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Casio's new Pro Trek watch is made of corn and castor seeds

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Casio makes new Pro Trek PRW-61 from more biodegradable biomass

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