









1940s French 18K white gold diamond tank ring
A true embodiment of refined French craftsmanship, this striking 1940s Tank ring is the perfect balance of strength and elegance. Crafted in luminous 18K white gold, the ring draws on the bold, architectural lines that defined the Tank style—originally inspired by the powerful forms of military tanks during World War II. French jewelers translated this mechanical inspiration into jewelry that celebrates clean lines, structural presence, and modernist simplicity.
At its heart, the ring features a captivating 0.2ct old mine cut diamond, whose antique charm is elevated by two smaller diamonds flanking either side. This central line is encircled by 12 glistening transitional cut diamonds, giving the piece an ethereal sparkle from every angle. With a total estimated diamond weight of approximately 1.2 carats, this ring commands attention with subtle brilliance and depth.
What sets this piece apart is its all-white palette—the white diamonds paired with white gold create a seamless, light-reflecting surface that glows with quiet sophistication. Despite its bold design roots, the ring wears with surprising grace, its sleek profile making it suitable for everyday elegance, cocktail soirées, or as an unconventional engagement ring for the modern romantic.
Understated yet powerful, this ring proves that simplicity—when paired with exquisite craftsmanship—can be the most luxurious form of all.
The ring is resizable at buyer’s cost, please contact us before passing your order.
Measurements and condition
In overall good vintage condition with traces of use and oxidation. Very slight scratches on the ring. Natural inclusions and slight abrasions.
No hallmark is found so the ring is acid tested for 18K gold.
The central motif (head of the ring) measures 19.5mm*11.5mm
Resizable with a current size of FR/EU 53.5 – US 6 ¾ – UK M 1/2
Weight: 7g
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