Brand Studio Underd0g Caliber Number St-1901B, ST1901B In-House? No (bespoke) Base Caliber Seagull ST-1901 (aka ST19, TY2901) Manufacturer Tianjin Sea-Gull...
Seagull ST19
Manufacturer Seagull Caliber Number ST1902, ST-1902, ST19, 1902 Based On Venus 175 Movement Type Mechanical chronograph, manual-wind Lignes 13.75”’ Diameter...
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Recent Comments
You will encounter countless issues trying to do this: the holes in the dial won't…
Horrible movement. Mine was running -40 per day, almost 1ms beat error. Had it serviced,…
Does anyone know if this caliber is actually an in-house Cartier caliber, or is it…
I do get a little tired of having to guess the ins and outs of…
Fantastic movement, this series of movements from eta are one of the best imo.
Hi Bobmartens, the chart has been updated. Please see the section "Caliber 763 VS 763E"…
The picture says 5 jewels, but never is ther mention of more than one jewel.…