Longines Flagship Ref. 2821 Black “Pinstripe” Dial Diamond Cal. 285

$1,250.00

This 1966 Longines Flagship, reference 2821, features a 35mm stainless steel case produced by the Star Watch Case Company for the North American market. The watch is distinguished by its rare black “pinstripe” dial, which features a subtle vertical relief texture, applied silver Roman numeral indices, and the signature “Flagship” star logo. Time is displayed via silver baton hands with a central sweep seconds hand. Inside beats the Longines Caliber 285, a rugged 17-jewel manual-wind movement. The watch is fitted on a period-correct, vintage JB Champion stainless steel brick-link bracelet, completing its mid-60s American market provenance.

General

Brand
Model LineFlagship
reference2821-285
ManufacturedSwitzerland
DepartmentMen
Dial ColorBlack

Case

Case ShapeRound
BezelSmooth
Case MaterialStainless Steel
Case Width35mm
Case Height40mm

Strap / Bracelet

Lug Width18mm
Strap MaterialStainless Steel
Strap ColorSilver
ClaspFolding Clasp
Max Wrist Size8″

Movement

MovementManual Wind
CaliberLongines 285
Accuracy< 5 secondsThe movement showed a daily accuracy deviation ranging from 0 to 5 seconds across six positions.

Extras

Warranty2-Year Ottuhr WarrantyOur standard two-year mechanical warranty which covers the mechanical functions and accuracy of the timepiece.
Original BoxNo
Original PapersNo

Overview

For the vintage collector, Longines represents arguably the best value proposition in the entire industry. During the mid-20th century, Longines was a manufacture that stood shoulder-to-shoulder with Patek Philippe and Omega, producing movements of exceptional quality and finishing. The Flagship line, introduced in 1957, was the brand’s premier manual-wind dress collection, designed to be the ultimate expression of elegance and precision. While the Conquest was the water-resistant sports watch, the Flagship was the watch you wore to sign the contract.

This particular example, produced in 1966, offers a fascinating glimpse into the history of Swiss watchmaking in America. The inside of the caseback is stamped “Longines-Wittnauer” and “Star W. C. Co,” indicating that the case was manufactured domestically by the Star Watch Case Company in Michigan. This was a common practice during this era to avoid high import tariffs on precious metals and finished steel cases, resulting in unique variations that differ slightly from their Swiss-cased counterparts.

The dial is the true showstopper here. It features a “pinstripe” or “tuxedo” texture—a deep black surface with vertical relief lines that catch the light in a sophisticated, architectural way. This texture transforms a standard black dial into something far more dynamic, giving it the look of fine fabric or a tailored suit. The applied silver Roman numerals at the cardinal points and the faceted baton markers provide a sharp, high-contrast legibility that is pure 1960s modernist design.

The watch is powered by the Caliber 285, a manual-wind workhorse that replaced the legendary 30L movement. It is a robust, high-beat eccentric regulator movement known for its reliability and serviceability. In this example, the movement is clean and dates correctly to the mid-60s with a 13.6 million serial number.

Unusually, this piece comes on a vintage JB Champion stainless steel bracelet. JB Champion was a primary supplier of high-quality bracelets for US-market watches (including the Omega Speedmaster astronauts wore) and finding a Flagship still paired with this period-correct hardware is a treat. The watch shows honest signs of wear consistent with its age, but the case remains sharp and the dial is remarkably well-preserved.

This is a watch for the collector who appreciates the nuance of the American market “contract cases” and wants a dress watch with serious personality. It is formal enough for a wedding but interesting enough for a loupe-heavy inspection at a watch meetup.

Timing: The watch has been measured with a timegrapher at six different positions. The rate, amplitude, and beat error are within acceptable ranges.

Functions: All functions including the crown winding, time setting, etc are working as expected.

Integrity: The movement shows no signs of damage, rust, or corrosion, with all components appearing clean and well-maintained.

Authenticity: Each timepiece is evaluated and authenticated in-house. This watch is guaranteed to be correct to its manufacturer and time period.

Warranty: This timepiece includes a 2-year mechanical warranty, activated upon the date of purchase. Warranty Policy

Shipping: This timepeice includes complimentary insured shipping within all 50 states, and options for expedited shipping. Shipping Information

Returns: If, for any reason, you are not entirely satisfied with your purchase, you may return the product for a full refund within 30 days from the date you received or signed for the item. Read our Return Policy

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