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The Index — Vintage watches, decoded.References, dials and variants up to 2000

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Jaeger-LeCoultre Reverso Grande Taille Sun Moon 270.340.637B · The Index

Brands
Jaeger-LeCoultre
Reverso Grande Taille
270.340.637B

Reverso Grande Taille Sun Moon 270.340.637B

1999–?1 variant

Grande Taille with power reserve, moon phase and day/night indicator, calibre 823.

Photo of the documented piece at Antiquorum · Photo: Antiquorum · © Antiquorum, used with permission · Source: https://catalog.antiquorum.swiss/en/lots/jaeger-lecoultre-ref-270-340-637b-reverso-lot-373-215

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Variants over time

Production years have not been recorded for these variants.

Variants

White GoldUndated
18k white gold, circa 1999–2000.
Day/night indicationPower reserve indicator

Reference specifications

Brand: Jaeger-LeCoultre
Model: Reverso Grande Taille
Reference: 270.340.637B
Production: 1999–?
Case size: 42 × 26 mm
Movement: Manual winding

Specs shared by all variants. Variant pages show where a variant differs.

Read more

In-Depth: The History of the Almost Century-Old Jaeger-LeCoultre ReversoRead more at Monochrome (opens in a new tab)

Moon phase

Reversible case

All Reverso Grande Taille references

Previous reference270.8.36

Next reference270.5.62