Long before the age of algorithmic trends and maximalist steel sport watches, there was this: a perfectly proportioned rectangle of gold. Elegance incarnate. 

The Jaeger-LeCoultre Ref. 9107.21 is a masterclass in mid-century restraint, a beautifully rendered tank-shaped dress watch.

Crafted in 18k yellow gold, the case is razor-thin and immaculately balanced, its rectilinear form softened just enough to sit comfortably on the wrist. The dial is a minimalist marvel: crisp black Roman numerals and baton hands floating against a matte champagne field subtly patterned with a repeating Jaeger-LeCoultre signature like a woven monogram, discreet yet unmistakably couture. Beneath the surface ticks a hand-wound JLC caliber fully in keeping with the Maison’s history as a movement maker to the greats, including Patek Philippe, Vacheron Constantin, and Audemars Piguet. 

For the collector who reads between the lines, this is pure Jaeger-LeCoultre: refined, architectural, and enduring—effortlessly channeling the quiet ease of 1970s European elegance. 

Maker: Jaeger LeCoultre
Model: "Rare" Tank 9107.21, 17 Jewels
Year: Early 1970s
Material: 18k Yellow Gold
Dial: Gold
Case Measurement: 24.5mm x 44.5mm
Movement: Manual Wind
Condition: Very good Vintage
Weight: 00 Grams
Size: Adjustable, Fits Up to 8.0" Wrist
Made in Switzerland

All vintage and pre-owned watches sold by Stephanie Windsor are guaranteed to be genuine and authentic.  We also guarantee the proper functioning of your watch’s mechanical movement for one (1) year from the date of purchase.  Our warranty does not cover damage resulting from accidents, misuse, neglect, water damage or normal wear and tear.  Please note that we do not guarantee waterproofing on vintage or pre-owned timepieces. We therefore do not recommend submerging your timepiece in water or any liquid.