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Catalog / Basic Movements / Longines / LONGINES Original Watch Movement Calibre L 688.2 – 27 Jewels – Column Wheel

No. 384 LONGINES Original Watch Movement Calibre L 688.2 – 27 Jewels – Column Wheel

Specimen No. 384 · Basic Movements · Longines

LONGINES Original Watch Movement Calibre L 688.2 – 27 Jewels – Column Wheel

Ref.
LONGL688
House
Longines
Category
Basic Movements
Stock
Single specimen
CHF 550 Single piece · ships from Geneva
Enquire about this specimen Trade enquiry · net pricing on application
No. 02 / Plates

Every angle, plated.

No. 384·2 Plate 2 / 5
No. 384·3 Plate 3 / 5
No. 384·4 Plate 4 / 5
No. 384·5 Plate 5 / 5

The Longines calibre L 688.2 automatic movement is based on the automatic chronograph ETA Valgranges A08.231.

The movement has overlapping circular patterns “œil-de-perdrix” finishing, the oscillating weight is decorated with “Cotes de Geneve” stripes and is engraved L 688.2 | Longines . The movement is marked 27 JEWELS | TWENTY-SEVEN | SWISS | A08231.

Valjoux 7753 base  (3-6-9 layout) with a column wheel and an oscillating pinion clutch and with totally revised chronograph and automatic winding parts.
The minute counter is continuous (instead of jumping) at 30 minutes, as well as the hour counter.
The winding rotor is unidirectional and improved (the heavy shaking of the 7750 has been reduced).
Button pressure has improved a lot, and the level of finish is industrial but very good on the visible parts.
The column wheel is obtained by milling and not molded.
The levers are all cut from sheet metal with a good thickness and with a rhodium finish.

The movement works well and is keeping a pretty accurate time. As for any other vintage or used movement, a basic revision is recommended.

The article is for sale AS IS – any other parts that are not mentioned in the description , or not showing in the photos, are not included with this movement.


All the movements in our offers are original service or replacement parts meant to be used by professionals for watch servicing. The movements are handled and stored in different boxes or containers, operations that may affect their accuracy. These movements are supposed to be cleaned, oiled, timed or adjusted by a professional before fully corresponding to the manufacturer specifications.

No. 03 / On record

Reference LONGL688 chronoshop SKU
Catalogued 23 June 2025 Photographed · graded · published
Last revised 30 April 2026 Description or pricing updated
On hand Single specimen Ships from Geneva
No. 04 / Related specimens

Other parts on the bench.

LONGINES Original Watch Movement Calibre L 688.2 – 27 Jewels – Column Wheel. Awaiting the bench it deserves.

Enquire about this specimen Or open a trade enquiry · net pricing on application