RONDA powertech

509
3 mm
10½''', 23.30 mm
3 hands
Big date

Product Informations

Product Specifications

Type Analog quartz movement
Line powertech
Caliber 509
Size 10½'''
Version Swiss Made 1 jewel / nickel plated
Version Swiss Parts 1 jewel / nickel plated
Standard battery life 45 months
Standard hand fitting height 1

Functions

Big date without direct change from 31–01
3 hands

Features

Repairable metal watch movement

Interchangeability: All versions 10½''' with same movement height 3.00 mm and stem height 1.50 mm

Very powerful stepping motor

Big date with quick change

Power saving mechanism with pulled out stem: Reduction of consumption approximately 70%

Specifications

Technical Specifications

Diameter Total 23.90 mm
Case fitting 23.30 mm
Movement height 3.00 mm
Height over standard battery 3.25 mm
Movement rest 0.80 mm
Height over stem 1.50 mm
Length of stem travel 1.00 mm
Stem thread 0.90 mm
Useful torque second – typical 11 μNm
Useful torque minute – typical 550 μNm
Operating temperature 0 - 50 °C
Instantaneous rate -10/ +20 sec/month
Resistance to magnetic fields 18.8 Oe
Resistance against shock NIHS 91-10

Battery Specifications

Standard battery No. 371
Standard battery life 45 months
Battery voltage 1.5 V
Current consumption – typical 1.28 μA
(Date Mechanism not in Gear)
Current consumption – maximum 1.85 μA
(Date Mechanism not in Gear)

Technical documents

Watch production

Drawing Casing ring
Drawing Dial
Drawing Hand fitting
Drawing Stem
Casing information

User's manual

User's manual PDF with folding marks

Watch repairs

Technical instruction
No Interactive Version available

Movement holders

Movement holders

Movement holder for hand setting
H 50X.1A
Movement holder for stem removal
H 50X.1T

Various info

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Please note that we can only answer B2B questions.

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