Hublot will release a limited edition Big Bang models in collaboration with the Ayrton Senna Institute. Based on the Hublot Big Bang Black, this Senna edition features Ayrton’s signature in red on the black face, and a red chronograph Split-Second hand cloaked in green and yellow (Brazil’s flag colors), and a red Power Reserve indicator and push piece. The Split-Second hand allows timing of two runners. The Big Bang is a big 44.5mm, polished black ceramic case, satin finished ceramic bezel and titanium back. Strap is smooth black rubber with Ayrton Senna signature in yellow on green stripe inside. Limited to 500 pieces at $25,000. On sale in October. Mine is on order! Hit the jump for more big pics.

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