Features:
• Stainless steel satin and polished finish bracelet sizing link
• Made in Switzerland
• Includes the installation pin along with side screws
• Will Fit the Omega bracelets with the following reference numbers:
• Omega STZ010100
• Omega STZ011960
• Omega STZ012056
• Omega STZ014312
• Omega STZ010105
• Omega STZ012743
• Omega STZ014313
• Other known Omega part numbers: STZ010110
• Will fit the Omega 210 ST 42 bracelet
• Omega bracelet ref number: 20STZ010100
• This is the full version extension sizing link
Will Fit the Omega Seamaster Diver 300m Co-Axial Master Chronometer with one of the following reference numbers:
– Omega 210.30.42.20.01.001
– Omega 210.30.42.20.01.002
– Omega 210.30.42.20.03.001
– Omega 210.30.42.20.04.001
– Omega 210.30.42.20.06.001
– Omega 210.30.42.20.10.001
– Omega 210.30.44.51.01.001
– Omega 210.30.44.51.03.001
– Omega 210.30.44.51.03.002
– Omega 210.30.44.51.06.001
– Omega 522.30.42.20.03.001
– Omega 522.30.42.20.04.001

Other similar style bracelet links that fit such Seamaster 300 bracelets:

Ref. 020ST1504826 – 32S/826 Bracelet
https://www.watchrepairny.com/authentic-omega-bracelet-sizing-link-20mm-steel-for-omega-seamaster-300m-32s-826/
Ref. 020ST1501823 – 1501/823 Bracelet
https://www.watchrepairny.com/original-omega-steel-bracelet-sizing-link-for-omega-seamaster-18-mm-bracelet/
REF 020ST1503825 – 1503/825
https://www.watchrepairny.com/genuine-omega-bracelet-link-20-mm-wide-for-omega-1503/825-seamaster-bracelet-oem/