Manufacturer ETA Caliber Number G15.21A, G1521A Type Quartz Linges 10.5”’ Diameter 23.3mm Height 5.25mm thick Jewels 6 Frequency 32,768 Hz...
G15
Manufacturer ETA Caliber Number G15.212, G15212 Type Quartz Linges 10.5”’ Diameter 23.3mm Height 5.25mm thick Jewels 6 Battery Cell Number...
Manufacturer ETA Caliber Number G15.211, G15211 Type Quartz Linges 10.5”’ Diameter 23.3mm Height 5.25mm thick Jewels 6 Battery Cell Number...
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Just got a Longines Master Collection (L2.793.5.72.7), and it has an L888.5. Curious whether it…
Certina DS-8 Chronometer PN:C033.451.11.031.00
Henry Archer Akva & Zelos Aurora using this caliber
Supposedly, hand winding is bad for ETA 2892 and 2824 clone calibres, but I read…
à mon avis, elle date à peu près en 1965
Interesting, what model is that seiko? I couldn't find it
I take it, this is the analogue version of the NN50 which is the all…