Plexi Glass Crystal with Tension Ring for Seiko Pulsations 6139-6020 Doctor or you can file the

or you can file the end links to make the opening to 12 mm ( each side 1 mm)

Seiko 5126-6030

Best Fit Sapphire Glass Crystal for Seiko 6105-8110 6105-8119 Blue AR High Dome Top Flat

Note: The Original hands has  the same shape which has a circle on the top of the second hand

Chronograph hands for Seiko 6139-8000

Plexi Glass Crystal with Tension Ring for Seiko Pulsations 6139-6020 Doctor or you can file theplexiglass Crystal with Tension Ring for Seiko Pulsations 6139 6020 Doctor Seiko panda came with Plexiglass. 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 no questions asked.