Depending on how happy you are with all the seacliff approach etc. Chair Ladder is a great option at those grades. If you want a sea cliff atmosphere without all the difficulties then Trewavas and Bosigran are your best bet. If you're fairly new to sea cliffs, the BMC "Sea Cliff Essentials" videos are worth eatching - theres 5 of them, here's a link to the first. youtube.com/watch?v=MzFWEPp8XN8&
Lorraine McCall began her attempt today at a continuous, self-powered round of the Grahams, a four-month tour of upland Scotland combining walking and bikepacking. If successful, she'll be the first person that we know of to do it.