Seiko Uhrglas 220W01AL – Tokelaito Mineralglas – für Seiko Chorus Week – NOS Quarz – Sapphire crystal

– Sapphire crystal

– Housing: Stainless steel – Glass: Sapphire glass – Band: integrated stainless steel band – Case back: transparent (viewing case)

ISO 6425 certified (DNV) – Domed sapphire box crystal with internal anti-reflective coating – Mantramatic MM01 based on Sellita SW200-1

Ober-Ramstädter Str

Instead of following short-term trends

Seiko Uhrglas 220W01AL – Tokelaito Mineralglas – für Seiko Chorus Week – NOS Quarz – Sapphire crystalOriginal Seiko Tokelaito () watch crystal with reference 220W01AL , from unused old stock (NOS). Tokelaito is Seiko's historical name for a hardened mineral glass that was used in numerous models of the 1960s and 1970s. This glass was demonstrably used in the rare Seiko Chorus Week series an elegant vintage collection for which original parts are now almost impossible to find. The WP marking on the packaging stands for the waterproof version ("Water