New Seiko Bullhead UFO Inner Crystal Bezel Chapter Ring Dial Black 6138-0040 49 It will fit on:Seiko 6138-0011 It has Blue color reflection

It has Blue color reflection in some angles

Seiko 8306-9030

One Red Color Second hand and One Red color Sub Hand

6138-0030 6139-0039 and others ( please message us before purchasing  it if you are not sure if it will fit on your watch )

It will fit perfectly on

New Seiko Bullhead UFO Inner Crystal Bezel Chapter Ring Dial Black 6138-0040 49 It will fit on:Seiko 6138-0011 It has Blue color reflectionNew Inner Black Metal Bezel insert for seiko Bullhead and UFO. 6138 0010, 6138 0011, 6138 0012, 6138 0017, 6138 0019 , 6138 0040, 6138 0049 Please do not hesitate to contact us if you have any further question. Please look at our other listings, If you want any kind of our items in a larger quantity, feel free to contact us. We stand by our products 100% and if by any chance you are not satisfied with your purchase, We will gladly accept returns with