1 in stock

Hamilton Automatic Date Silver Sunburst Dial Cal. 821

$545.00

An early 1970s Hamilton Selfwinding with a silver sunburst dial that practically glows under direct light, dressed up with applied gold baton markers, painted Arabic 12 and 6, and a crisp date at three. The gently swept tonneau case in gold-cap over stainless steel sits low and flat on the wrist, while the ETA-based caliber 821 hums quietly inside. Mounted on a soft sky-blue suede strap with white contrast stitching, the whole package is a quiet love letter to Hamilton’s transitional Swiss era.

1 in stock

1 in stock

General

Brand
DepartmentMen
ManufacturedSwitzerland
Dial ColorSilver

Case

Case Width35mm
Case Height40mm
Case ShapeCushion
Case MaterialGold Plate, Stainless Steel
BezelFixed

Strap / Bracelet

Lug Width18mm
Strap MaterialItalian Suede
Strap ColorPowder Blue
ClaspOTTUHR Buckle
Max Wrist Size8.5″

Movement

MovementAutomatic
CaliberHamilton 821
Accuracy< 15 secondsThe movement showed a daily accuracy deviation ranging from 0 to 15 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

Hamilton occupies a genuinely fascinating position in horological history. Founded in Lancaster, Pennsylvania in 1892, the company built its reputation on American railroad-grade pocket watches and went on to produce some of the most important military timepieces of the twentieth century, including the deck watches and chronometers that helped guide Allied ships across the Atlantic. By the 1950s and 1960s Hamilton had become synonymous with American watchmaking innovation, releasing the world’s first electric wristwatch in 1957 and the iconic Pulsar digital watch in 1972. But somewhere in the middle of that timeline, in 1969, Hamilton made the pivotal decision to sell its movement operations and shift production to Switzerland under what would eventually become the Swatch Group. The watches that emerged from this transitional period, like the one we have here, occupy a unique sweet spot in collecting. American name, American design DNA, but Swiss precision under the hood.

This particular example dates to the early 1970s and carries the SELFWINDING designation on the dial, a hallmark of post-1969 Hamilton production that helps collectors immediately identify the Swiss-era pieces. The caliber 821 powering it is a beautifully executed automatic based on a contemporary ETA architecture, with 17 jewels, a smooth-running rotor, and the kind of straightforward reliability that ETA built its global reputation on. As shown in our movement photograph, the rotor is proudly signed Hamilton Watch Co with the SEVENTEEN 17 JEWELS 821 marking laid out across the gilt surface.

The case is where this watch really starts to charm. A softly swept tonneau shape in gold-capped stainless steel, with broadly tapered lugs that curve down toward the wrist for a wonderfully low and flat sit. The brushed satin finish on the case sides catches light beautifully, and the gold cap construction means there is real warmth and depth to the gold tone rather than the flatter look of standard plating. The original Hamilton signed crown is in place at three, embossed with the unmistakable H logo. The inner caseback is properly stamped Hamilton Watch Co Swiss with the H emblem at center, confirming the Swiss-era production while keeping the famous Hamilton signature intact.

The dial is exceptionally clean and shows off the kind of mid-century Swiss craftsmanship that makes these post-1969 Hamiltons such smart buys. A silver sunburst surface throws long radial reflections across the face as the watch tilts, paired with applied gold baton markers at the hours and painted black Arabic 12 and 6 numerals at the cardinal points. The HAMILTON wordmark sits in clean black print under the H logo, with SELFWINDING just above six and SWISS MADE flanking the bottom Arabic. The framed date aperture at three is sharp and well executed, with crisp black numerals on a white wheel. The gold baton hands carry a thin lume insert that has aged to a soft warm cream, complementing the gold of the markers beautifully.

Condition is honest and worn-in across decades. There is some light surface marking and softening to the high points of the gold cap, exactly the kind of patina you would expect from a watch that has been worn and enjoyed rather than locked in a drawer. The dial itself remains exceptionally clean with no spotting or fading, the printing is sharp throughout, and the original crystal sits flush in the bezel without any major marks.

We’ve paired it with a powder blue suede strap with matching stitching, which plays beautifully against the warm gold of the case and adds a touch of unexpected color that elevates the whole look. To us, this is the kind of watch that flies completely under the radar but rewards the wearer who knows what they have. A storied American name, a reliable Swiss movement, and a quietly handsome dress-leaning design that works effortlessly with everything from a navy suit to a t-shirt and jeans. A perfect everyday vintage piece for someone who values understated character over flash, or a smart entry point for anyone looking to explore Hamilton’s deep and very rewarding back catalogue.

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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