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Technotime TT 791 Equipped with twin barrels like all mechanical movements by Technotime, this tourbillon provides an over 120-hour power reserve. This extremely flexible calibre is capable of housing other complications, including a power-reserve indication, retrograde date or any other specific modules developed by clients. This movement equipped with Technotime balance-springs may be personalised in accordance with customers’ wishes and boasts excellent chronometric performances that mean it may be configured to earn COSC certification. The Tourbillon TT791 combines performance with a degree of reliability tried and tested by the Chronométrie 2011 International Timing Competition, in which Technotime took third place with this daring calibre.
DescriptionMechanical movement 131/4’’’
Twin barrels
60-second tourbillon at 9 o’clock
Manual winding
28,800 vib/h (4 Hz), 27 jewels
Over 120-hour power reserve
Total diameter: 30.40 mm
Casing diameter: 30.00 mm
Thickness: 4.85 mm
Time display: hours, minutes

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Technotime TT 738 A producer of modules, mechanical movements, tourbillons and balance-springs, Technotime presents the TT 738. This movement associating design with performance is intended to accommodate all kinds of complication modules as well as to respond to brands’ need for differentiation. The versions available include a retrograde date and/or power-reserve indicator module. Equipped with Technotime balance-springs, this movement also comes in a hand-wound version and may be optionally chronometer-certified by COSC.
DescriptionMechanical movement 131/4’’’
Twin barrels
Automatic winding
28,800 vib/h ( 4 Hz ), 35 jewels
Over 120-hour power reserve
Total diameter: 30.40 mm
Casing diameter: 30 mm
Thickness: 4.35 mm
Time display: hours, minutes, seconds
Date window at 3 o’clock


 

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Speake-Marin (Switzerland) is on manufacturer that uses them.
Very true, I believe his Renaissance is actually a highly modified Technotime.
 
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