Mainspring for Seiko 6138 and 6139 movements personalised gift including vintage models like the

including vintage models like the Seiko 6105

Domestic Shipping:Shipped according to Category 1 in the shipping policy

Buckle Color: Silver (Black available on request)

designed as a newly manufactured replacement for Seiko crystal part number 320W34GA00

Length: 135mm

Mainspring for Seiko 6138 and 6139 movements personalised gift including vintage models like theThis is a new Swiss made replacement mainspring compatible with the vintage Seiko movements listed below. Please note, the mainspring barrel and arbor shown in the listing images are for reference only and are not included. They are simply there to demonstrate how the replacement mainspring fits within the original Seiko mainspring barrel. While the tail of the new generic replacement mainspring doesn't fit as tightly on the arbor as the original