Brand Hamilton Caliber Number H-51, H51 In-House? No Base Caliber ETA A05.291, A05291 (based on ETA/Valjoux 7753) Movement Type Mechanical,...
Silicon Balance Spring
Brand Omega Caliber Number 8508 Base Caliber 8500 Movement Type Automatic Jewels 39 Power Reserve 60 hours Diameter 29mm Vibrations...
Brand Longines Caliber Number L888.6 In-House? No Base Caliber ETA A31.L11 Movement Type Automatic, self-winding mechanical COSC? Yes Lignes 11.5”’...
Brand Omega Part Name Spirate System Part Type Balance/regualator Material Si14 (silicon) Country of Manufacture Switzerland, Swiss made Known Calibers...
Brand Omega Caliber Number 8605 Movement Type Automatic, Chronograph Power Reserve 60 hours Vibrations Per Hour 28,800bph Hairspring Silicon Si14...
Brand Blancpain Caliber Number 913 Movement Type Automatic, self-winding mechanical In-House? Yes Diameter 21mm Height 3.3mm Jewel Count 20 Total...
Brand Longines Caliber Number L791.4 In-House? No Base Caliber ETA A08.L11 Movement Type Automatic, self-winding mechanical, flyback chronograph Chronometer Spec?...
Brand Oris Caliber Number 401 Based Caliber Oris caliber 400 Type Automatic In-House Yes Lignes 13.25”’ Diameter 30mm Jewels 24...
Brand Omega Caliber Number 9904 Base Caliber Omega 9300 Movement Type Automatic, self-winding mechanical In-House? Yes COSC? Yes METAS? Yes...
Brand Baume et Mercier Caliber Family Baumatic Type Automatic, self-winding mechanical Jewels 21 Power Reserve ~120 hours, 5 days Beat...
Manufacturer Tissot Caliber Number Powermatic 80, Powermatic 80.111, PM80 Base Caliber ETA C07.111 (based on the ETA 2824-2) Lignes 11.5”’...
Brand ETA Caliber Number A31.L11, A31L11 Base Caliber ETA 2892-A2 Movement Type Automatic Lignes 11 1/2”’ Diameter 25.6mm Height 3.85mm...
Brand Omega Caliber Number 3330 In-House? No Base Caliber: See below… Movement Type Automatic chronograph, self-winding mechanical Chronometer Spec? Yes...
Brand Omega Caliber Number 9300 Movement Type Automatic, Chronograph In-House? Yes Jewels 54 Power Reserve 60 hours Vibrations Per Hour...
Brand Longines Caliber Number L893.5 In-House? No Base Caliber ETA A31.501, A31501 Movement Type Automatic, self-winding mechanical Lignes 11.5”’ Diameter...
Brand Longines Caliber Number L836.6 In-House? Technically no Exclusive? Yes Manufacturer ETA Movement Type Automatic, self-winding mechanical Lignes 11.5”’ Diameter...
Brand Longines Caliber Number L898.5 In-House? No Exclusive? Yes Base Caliber ETA A31.L01 (ETA 2892A2) Movement Type Automatic, self-winding mechanical,...
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Recent Comments
Thank for for taking the time to point out the error in the jewel count!…
Your comment wasn't deleted lol. It was in spam for some reason. Thanks for sharing…
The Indian watch company HMT is making something they call the Nuovo with this movement.
Hi, What movement could be used as a replacement for this discontinued model? Regards David
Movement also used in Rotary Chronograph GB03633/04
The L687.5 has 27 Jewels not "25". Source (go ahead and delete my comment again.…
I have recently purchased a Longines with a 687.5 movement. "27 Jewels" is engraved into…