Eterna 1485: A Vintage Manual Wind Gem
The Eterna 1485 calibre, launched around 1964, captivates vintage watch enthusiasts and hobbyist watchmakers with its Swiss precision and elegant engineering. Part of Eterna’s esteemed 1400-series family, this manual wind movement powered elegant dress watches during the golden era of horology, blending reliability with refined finishing.
Historical Context
Emerged from Eterna’s innovative 1960s lineup, related to the 1475/1476 family (12.5-13 lignes).
Featured in mid-century Eterna models, prized for smooth sweeping seconds and quickset date.
Known for durable construction, appealing to collectors restoring 1960s timepieces.
Technical Specifications
Type: Manual wind, sweep second hand.
Diameter: 12.5 lignes (approximately 28 mm).
Height: Slim profile around 4-5 mm, ideal for thinner cases.
Jewels: 17-21 jewels for reduced friction.
Frequency: 18,000 vibrations per hour (2.5 Hz), typical vintage beat rate.
Power Reserve: Approximately 40-45 hours.
Functions: Hours, minutes, central seconds, quickset date at 3 o’clock.
Shock Protection: Eterna-U system for resilience against daily knocks.
Hands Size: 1.50 x 0.90 x 0.21 mm (precise fit for vintage dials).
Finish: Blued screws, Geneva stripes on bridges for aesthetic appeal.
For any Watch Spare Parts inquiry, Email us for rate and availability: [email protected]
Watch Parts Enquiry
* If you are unable to fill out any of the required information fields, please type “N/A”.
Stem, Crown, Hands & Spares might be available for this movement.
Email us for rate and availability: [email protected]
Mobile/WhatsApp: +91- 9841 360 340