Assessor Resource

MEM21003
Perform watch case servicing, repair and refurbishment

Assessment tool

Version 1.0
Issue Date: June 2024


This unit of competency defines the skills and knowledge to service and repair watch cases, including replacement techniques for auxiliary components. It includes refurbishment of watch cases and bands by polishing and graining and water-resistance testing methods and procedures.

No licensing, legislative or certification requirements apply to this unit at the time of publication.

Band: A

Unit weight: 4

You may want to include more information here about the target group and the purpose of the assessments (eg formative, summative, recognition)

Submission Requirements

List each assessment task's title, type (eg project, observation/demonstration, essay, assingnment, checklist) and due date here

Assessment task 1: [title]      Due date:

(add new lines for each of the assessment tasks)

Assessment Tasks

Copy and paste from the following data to produce each assessment task. Write these in plain English and spell out how, when and where the task is to be carried out, under what conditions, and what resources are needed. Include guidelines about how well the candidate has to perform a task for it to be judged satisfactory.

This field allows for different work environments and conditions that may affect performance. Essential operating conditions that may be present (depending on the work situation, needs of the candidate, accessibility of the item, and local industry and regional contexts) are included.

Watch case auxiliary components include one (1) or more of the following:

watch glasses

pendants

pushbuttons and correctors

bezels

case backs

gaskets

crowns and bands

straps or bracelets

Watch case types include (1) one or more of the following:

pocket watch

wrist watch

ring watch

necklace

specialist watches

non water-resistant (two piece case)

non water-resistant (three piece case)

water-resistant (two piece case)

monocoque (one piece case)

Watch materials include one (1) or more of the following:

precious metals

stainless steel

ceramic

titanium

others

Watch construction includes one (1) or more of the following:

case body

bezel glass

case back

pushbutton

case ring

gaskets

Watch case/band condition includes one (1) or more of the following:

completeness

scratches, dents and worn plating

general wear and tear

water-resistance performance

Recommended service procedures include the following:

replace worn or damaged components

repair

refurbish

case refurbishment to customer requirements

Record and document repair includes the following:

extent and date of repair

cost of replacement parts

time spent on procedure

Appropriate working environment includes the following:

clean bench and working area

adequate lighting and ventilation

tools and equipment organised and in good condition

ergonomic seating

dust extraction

Case components and movement sub-assemblies include one (1) or more of the following:

glass

spring fit

armoured

mineral and sapphire

bezel

case back and gaskets

crown

pendant (friction fit or screwed)

gaskets

Inspect condition includes one (1) or more of the following:

originality of components

cleanliness

wear

damage

corrosion

Watch case assembly inspections and precautions include one (1) or more of the following:

use plastic protection whilst opening and closing

alignment of components

security of pendants

pushbutton operation

screw crowns and stem length

damage to stem when securing crown

cleanliness

Water-resistance rating includes one (1) or more of the following:

minimum standard of 20 metres, or additionally to 30 metres and 50 metres

minimum standards for divers watch of 100 metres or up to 3000 metres

Methods to test water-resistance include one (1) or more of the following:

vacuum

over pressure

combined test

water immersion method

air leak method

condensation test

Hand tools and equipment include one (1) or more of the following:

pin vices and case holders

case opening and closing tools

glass press and vigor tool

adhesives

polishing machines and various grades of buff wheels

polishing and graining (3M media in various grades)

Copy and paste from the following performance criteria to create an observation checklist for each task. When you have finished writing your assessment tool every one of these must have been addressed, preferably several times in a variety of contexts. To ensure this occurs download the assessment matrix for the unit; enter each assessment task as a column header and place check marks against each performance criteria that task addresses.

Observation Checklist

Tasks to be observed according to workplace/college/TAFE policy and procedures, relevant legislation and Codes of Practice Yes No Comments/feedback
Follow standard operating procedures (SOPs) 
 
 
 
Identify watch case type, functions, construction and components 
 
 
 
 
 
Establish an appropriate clean and safe work environment 
 
 
 
 
Inspect condition of watch case, including case sub-assemblies and components 
 
 
 
 
 
Reassemble and fit watch case, sub-assemblies and components according to manufacturer specifications 
 
 
 
Verify and confirm water-resistance rating of watch case 
 
 

Forms

Assessment Cover Sheet

MEM21003 - Perform watch case servicing, repair and refurbishment
Assessment task 1: [title]

Student name:

Student ID:

I declare that the assessment tasks submitted for this unit are my own work.

Student signature:

Result: Competent Not yet competent

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Assessor name:

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Date:

Assessment Record Sheet

MEM21003 - Perform watch case servicing, repair and refurbishment

Student name:

Student ID:

Assessment task 1: [title] Result: Competent Not yet competent

(add lines for each task)

Feedback to student:

 

 

 

 

 

 

 

 

Overall assessment result: Competent Not yet competent

Assessor name:

Signature:

Date:

Student signature:

Date: