ETA 7750-443 Setting Lever

Quantity	Discount (%)	Price
1 - 2	—	$7.00
3 - 4	5 %	$6.65
5 - 9	7 %	$6.51
10 - 14	10 %	$6.30
15+	15 %	$5.95

Quantity

Discount (%)

Price

1 - 2

—

$7.00

3 - 4

5 %

$6.65

5 - 9

7 %

$6.51

10 - 14

10 %

$6.30

15+

15 %

$5.95

Product Description

Quantity	Discount (%)	Price
1 - 2	—	$7.00
3 - 4	5 %	$6.65
5 - 9	7 %	$6.51
10 - 14	10 %	$6.30
15+	15 %	$5.95

Genuine ETA 7750-443 Setting Lever, Made in Switzerland, brand new — the original factory mechanical lever component for the ETA/Valjoux 7750 chronograph movement’s crown-setting mechanism. Precisely engineered to physically engage the castle wheel and route crown rotation to the winding or time-setting system, the Setting Lever selects between winding and setting modes as the crown is manipulated. An essential replacement part for restoring a worn or damaged setting lever during movement service. Original ETA part — the professional’s choice for genuine crown mechanism restoration.

Features & Function

Genuine ETA 7750-443 — original Swiss-made factory part, brand new, authentic, part number 7750-443

Setting lever — physically engages the castle wheel and routes crown rotation to the winding or time-setting mechanism

Mode selection — selects between winding and setting modes as the crown is pushed in or pulled out

Castle wheel interface — precisely machined teeth and surfaces for reliable mesh with the castle wheel

Original factory quality — exact dimensional and pivot specifications for perfect fit in the ETA/Valjoux 7750 movement

Specifications

Parameter	Value
Brand	ETA (Swatch Group)
Part Number	7750-443
Component	Setting Lever
Compatibility	ETA/Valjoux 7750 Chronograph Movement
Origin	Made in Switzerland
Type	Original Factory Part (Genuine ETA)
Function	Physically engages castle wheel; routes crown rotation to winding or time-setting mechanism
Packing	Original Packing
Condition	Brand New / Genuine ETA

Parameter

Value

Brand

ETA (Swatch Group)

Part Number

7750-443

Component

Setting Lever

Compatibility

ETA/Valjoux 7750 Chronograph Movement

Origin

Made in Switzerland

Type

Original Factory Part (Genuine ETA)

Function

Physically engages castle wheel; routes crown rotation to winding or time-setting mechanism

Packing

Original Packing

Condition

Brand New / Genuine ETA

Applications

Replacement of worn, damaged, or bent Setting Lever in the ETA/Valjoux 7750 movement

Repair of crown mechanism failures: crown not engaging winding or setting, partial engagement, or grinding

Repair of setting mechanism: time-setting not working, hands not moving when crown turned

Professional movement service, overhaul, and chronograph restoration

Certified watchmaker and service center parts supply

FAQ

Q1: Is this a genuine ETA part?
A: Yes — this is a genuine ETA 7750-443 Setting Lever, Made in Switzerland, brand new. It is an original factory part from ETA (Swatch Group), the world’s leading movement manufacturer. Not a generic or replica part.

Q2: How do I confirm this part fits my movement?
A: Confirm your movement is an ETA/Valjoux 7750 chronograph. The part number 7750-443 is the specific Setting Lever for this movement. Common brand applications include: IWC Portugieser Chronograph, Omega Speedmaster (older 7750 variant), Tag Heuer Monaco, Breitling Navitimer, and many other chronographs using the Valjoux/ETA 7750 platform.

Q3: What does the Setting Lever do?
A: The Setting Lever (7750-443) is the main mechanical lever in the crown-setting mechanism. When you push the crown in, the setting lever is positioned to engage the castle wheel for the winding position — allowing you to wind the mainspring. When you pull the crown out, the setting lever is repositioned to engage the setting position — routing rotation to the setting wheel → intermediate setting wheel → time setting gear → minute wheel → hands. The setting lever is what physically contacts the castle wheel and selects which mechanism receives the crown’s rotational input.