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

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IWC Ingenieur Chronograph 3733 · The Index

Brands
IWC
Ingenieur
3733

Ingenieur Chronograph 3733

1988–19932 variants

Meca-quartz Ingenieur chronograph with the Jaeger-LeCoultre calibre 631; 30 m and 4,000 A/m.

IWC 3733. · Photo: Antiquorum · © Antiquorum, used with permission · Source: https://catalog.antiquorum.swiss/en/lots/iwc-ref-3733-ingenieur-lot-324-475

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Variants over time

Production years have not been recorded for these variants.

Variants

SteelUndated
Steel version, circa 1990.
Chronograph
Yellow GoldUndated
18k yellow gold version, circa 1990.
Chronograph

Reference specifications

Brand: IWC
Model: Ingenieur
Reference: 3733
Category: Sport
Production: 1988–1993
Water resistance: 30 m
Movement: Quartz
Calibers: 631

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

Read more

In-Depth: The History of the IWC Ingenieur Collection (70th Anniversary)Read more at Monochrome (opens in a new tab)

All Ingenieur references

Previous referenceIW9245-03 (aka: IW9245-003, 9245-003)

Next reference3508