Hello Forum!
I'm still pretty green here but I was hoping one of you brains might be able to help me identify this broad arrow as real:
http://www.ebay.com/itm/OMEGA-Speed...233766a&pid=100005&rk=4&rkt=6&sd=132220149405Purchases made through these links may earn this site a commission from the eBay Partner Network

I've been eyeing the blue blades on this ref 3551.20.00 for a while and I decided I like it.
Any chance I'm looking at a fake or a frank?
Thanks so much to any of you that might waste a few minutes of your time on it!
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Serial number: 78011116
Article ref: 35512000

It looks fine to me.

 

is there something that makes you question its authenticity?

 

No question just a little shaken by OF members knowledge base and how much detail you can pick out that at first escapes me. Thanks so much!

 

one of the good rules to go by is to buy the seller first not the watch, always remember that one