Material – Sapphire crystal
AR Options – No AR, Blue AR and Clear AR (extra 10 usd for Clear AR)
- CT044 – Flat with heavy top edge bevel – oem dimensions
- CT044F*** – Flat with no top bevel
***CT044F IMPORTANT – This crystal can only be used with bezel inserts that can clear the crystal diameter of 28mm – the inside diameter must be a fraction more than 28mm – All our 9 different SKX013 ceramic inserts are 100% suitable.
Standard AR* coating options – blue AR, No AR and Clear AR**
*AR coating underside only
**Clear AR additional 10 usd
Ref dimensions –
CT044 – Precise OEM dimensions – 28mm x 2.8mm
CT044F – 28mm x 3.3mm no top bevel
Suitable for – 200M midsize divers SKX013 SKX015 plus 5 sports SNK031****
**** CT044F not suitable for this model
Additional info – For those who require a sapphire AR upgrade to the OEM mineral glass but want to keep the traditional Seiko Diver flat crystal look – now available with clear AR option – CT044F now available with no top edge bevel.