AI identification & appraisal estimate

Grayton Automatic 'California Dial' Stainless Steel Watch

Submitted photo of Grayton Automatic 'California Dial' Stainless Steel Watch
Photo submitted by the user — not generated by AI

AI Estimated Value

Not an official valuation

$150 - $250

AI estimate as of March 19, 2026 · verify with a professional before acting

AI-Generated · Verify before acting

Everything on this page is generated by AI for informational purposes only. AI can make mistakes — the AI may misidentify items or misattribute them (artist, maker, brand, designer, origin, era). This is not an official valuation and should not be used for insurance, sale, tax, estate, legal, or lending purposes — or any decision requiring a certified appraisal. It is not an authoritative claim about any person, brand, or rights holder — do not share or rely on it as a factual statement about a third party. Always consult qualified professionals before making financial decisions.

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AI Item Analysis

This is a contemporary Grayton automatic wristwatch featuring a notable 'California Dial,' which uniquely combines Roman numerals on the top half and Arabic numerals on the bottom half. The watch is constructed from brushed and polished stainless steel with a circular case approximately 40-42mm in diameter. The sunray dial has a grey gradient finish (fumé effect), transitioning from a lighter center to a darker perimeter. It includes a date window at the 3 o'clock position and is marked with the 'GRAYTON' brand name below 12 o'clock and 'AUTOMATIC' above 6 o'clock. The hands are baton-style with luminous inserts for visibility in low light. The timepiece is paired with a matching three-link stainless steel 'Oyster' style bracelet with a brushed finish. This watch reflects a modern classic aesthetic, likely manufactured within the last ten years. In terms of condition, the item appears to be in good used condition with superficial surface scratches consistent with light wear, particularly on the bezel and bracelet links. The crystal appears clear, though minor micro-abrasions may be present under magnification. No significant structural damage or heavy oxidation is visible.

AI Appraisal Report

I have conducted a visual examination of the Grayton Automatic 'California Dial' wristwatch via the provided documentation and imagery. The timepiece features a fumé grey sunray dial with the distinctive California-style layout, housed in a stainless steel case with a matching Oyster-style bracelet. The movement is identified as an automatic mechanical caliber, likely an entry-level workhorse such as a Seiko NH35 or Miyota 8-series, which are standard for this brand's price point. The item is in good used condition. I observe light surface scuffing on the polished bezel and desk-diving scratches on the bracelet links, consistent with routine wear. The crystal remains clear, and the dial printing appears crisp. In the current market, Grayton occupies the 'affordable luxury' or microbrand segment. These watches do not typically appreciate; value is driven by stylistic appeal rather than horological rarity. Comparable sales for pre-owned Grayton automatics consistently fall within the $125 to $225 range, depending on the specific dial configuration. Critically, this appraisal is based on visual evidence alone. I cannot verify the mechanical health, power reserve, or water resistance without physical diagnostic testing. A full authentication would require opening the case back to inspect the movement caliber and finishing, verifying the serial number against manufacturer records, and testing the metal composition. To finalize a valuation for insurance or sale, I would need to observe the movement's beat error and amplitude on a timegrapher and review the original box and papers to confirm provenance.

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