At first glance it has a look of Yew to it ... As Brian states, you made a good choice with the accents making it a very nice pen ...
Paul, I agree with everyone so far the timber reminds me of Carob tree timber pinkish with flashes of brown to black.
My first thoughts were the Thatched houses in the UK or famous Lady Thatcher very pleased to see Thatchers Apple for the first time.
Thanks for showing Kind regards Peter PS i am spending time on the computer to air recovery from scrapes and bruises from my brief career as part time stunt man thanks for your kind thoughts recently.