Tachymeter Dial Ring for Vintage SEIKO Chrono 6139-6010 6139-6011 Blue , NO Dial Replacement crystals for Seiko case

Replacement crystals for Seiko case models are listed below

inner band end size is 10mm ( opening )

orange sweep hand for Seiko 6138  and 6139 Movements ( one hour and one minutes )

6139-6009  and 6139-6005

This is a sapphire glass crystal

Tachymeter Dial Ring for Vintage SEIKO Chrono 6139-6010 6139-6011 Blue , NO Dial Replacement crystals for Seiko caseDial Ring for Vintage SEIKO Chronograph 6139 6010, 6139 6011, 6139 6012,6139 6013,6139 6015, 6139 6017,6139 6019. NO Dial, only Dial ring 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