Brand Breitling Caliber Number B04 Base Caliber Breitling B01 In-House? Yes Certified Chronometer? Yes Beat Rate / Frequency 28,800 bph...
Manufacture Calibers
Brand Tudor Caliber Number MT5621, MT-5621 In-House? No (manufacture caliber) Manufacturer Kenissi Chronometer Spec? Yes (COSC) Diameter 33.8mm Height 6.5mm...
Brand Norqain Caliber Number NN20/2 Movement Type Automatic, self-winding mechanical In-House? No Manufacturer Kenissi COSC? Yes Diameter 31.8mm (confirm in...
Brand Norqain Caliber Number NN20/1 In-House? No Manufacturer Kenissi COSC? Yes Diameter 26mm (confirm in the comments below) Thickness 4.99mm...
Brand Titoni Caliber Number T10 Type Automatic Lignes 13”’ Diameter 29.3mm Height 4.10mm Jewels 32 Power Reserve 68-75 hours Vibrations...
Manufacturer Breitling Caliber Number B01 Base Caliber B01 In-House? Yes Certified Chronometer? Yes (COSC) Jewels 47 Vibrations Per Hour 28,800...
Brand Baume et Mercier Caliber Family Baumatic Type Automatic, self-winding mechanical Jewels 21 Power Reserve ~120 hours, 5 days Beat...
Brand Tudor Caliber Number MT5813 Base Caliber Breitling B01 Movement Type Automatic, self-winding mechanical, bi-compax chronograph In-House? No (manufacture) Certified...
Manufacturer Angelus Caliber Number A5000 In-House? No (manufacture) Manufacturer La Joux-Perret (LJP) Movement Type Mechanical, manual-wind Diameter 29.4mm Height 4.2mm...
Brand TAG Heuer Caliber Number TH31-00 In-House? No Manufacturer Sellita Manufacture AMT Movement Type Automatic, self-winding mechanical COSC? Yes Diameter...
Brand Eterna Caliber Number 3501, EMC 3501 Movement Type Mechanical, manual-wind Shape Rectangular Lignes 10.75”’ x 13.25”’ Diameter 24mm x...
Brand Vacheron Constantin Caliber Number 1326 In-House? No (manufacture movement) Manufacturer Manufacture Horlogère ValFleurier Based On Cartier 1904 MC Movement...
Brand Tudor Caliber Number MT5652-U In-House? No (manufacture caliber) Manufacturer Kenessi Movement Type Automatic, self-winding mechanical Chronometer Spec? Yes (COSC...
Brand Yema Caliber Number CMM.20 In-House? (See below…) Movement Type Micro-rotor automatic, self-winding mechanical Diameter 32.2mm Height 3.7mm Jewel Count...
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Dufrane Watches uses the Ronda-150 and i own a Barton Springs II watch from them…
Thanks, man. Yeah, definitely.
No worries! It's understandable. Thank you very much for coming back to leave a follow-up…
You're right this page is listed as 687 not 687.5. My last comment was an…
Thank you for coming back to share your accuracy experience with the community :)
I want to add the info regarding accuracy of a/m watch. It gains abt. 4…
Thank for for taking the time to point out the error in the jewel count!…