By the time an executor reaches the miscellaneous jewellery, the pieces that appear important have usually been set aside. The diamond rings are obvious enough, as are the substantial gold chains and anything still accompanied by a receipt or presentation box. What remains is often a tangle of earrings, a few dark-stoned brooches and a collection of silver pieces that seem scarcely worth separating.

After years spent valuing jewellery, this is the part of a collection I approach most cautiously. Value is not always expressed through size, brilliance or weight. It may lie in an obscure maker’s mark, the construction of an antique setting, the rarity of a surviving pair of earrings or a stone that looks unremarkable until it is properly identified. The pieces most readily dismissed as “the box of bits” are often those most dependent upon an experienced eye.

For probate purposes, the difficulty is not simply deciding whether anything in the box is valuable. It is establishing which pieces must be identified and reported individually, which may properly be grouped together, and what open-market value should be placed on the collection as a whole. That is where HMRC’s £1,500 reporting threshold becomes relevant, and where misunderstanding it can lead to both overvaluation and omission.

What HMRC’s £1,500 Threshold Actually Means

The £1,500 figure used on form IHT407 is an administrative threshold, not a declaration that anything below it is insignificant. Jewellery valued at £1,500 or more must generally be entered separately, while lower-value pieces may be included within the combined figure for other household and personal goods.

Every item must nevertheless be valued on the same basis. Section 160 of the Inheritance Tax Act 1984 defines that basis as the price the property might reasonably be expected to fetch if sold on the open market at the date of death. In practical terms, this means second-hand market value rather than the original retail price, an insurance replacement figure or the intrinsic value of the materials alone.

The distinction matters particularly when several modest-looking pieces form a valuable collection. A box containing twenty pieces worth £50 each is not equivalent to one containing twenty pieces worth £5 each. Nor should a related group of jewellery automatically be treated as an assortment of unrelated objects if its collective market value is greater than the sum suggested by a cursory inspection.

Older probate guidance may still refer to a £500 reporting threshold, which previously appeared on the form. That is one reason executors occasionally encounter apparently contradictory advice when researching the subject themselves.

Why the Art Deco Earrings May Matter More Than the Ring

Rings tend to command attention because they conform to the popular idea of valuable jewellery: a central stone, a precious-metal setting and a form that is immediately recognisable. Within an Art Deco collection, however, the earrings and necklaces can be the more interesting pieces.

Far more period rings have survived. Earrings were easily separated, damaged or lost, while necklaces were frequently broken up or remodelled as fashions changed. Complete examples can therefore be considerably scarcer, particularly where the design, stones and workmanship are characteristic of the period.

Their modest scale makes them easy to overlook. When a collection is laid out for probate photographs, earrings are often gathered into a small heap at the edge of the image, while attention remains fixed on the rings. Yet a finely made pair of Art Deco earrings may be one of the most commercially desirable pieces present.

The materials can also be deceptive. Coral, jade and onyx seldom announce their value in the manner of a large diamond. Small sections of dark or opaque stone may appear almost incidental, but within a well-designed Art Deco jewel they can provide much of its character and appeal. The market is valuing the complete object (its period, design, workmanship and condition) not merely the cost of the stones in isolation.

Silver Should Not Be Valued by Weight Alone

Few errors reduce a jewellery valuation more dramatically than treating all silver as scrap. A plain brooch may contain only a modest amount of metal, but its market value can be determined almost entirely by its designer or maker.

Scandinavian modernist jewellery is a familiar example. Pieces by Georg Jensen and other respected workshops can be worth many times their bullion value, even where the design appears restrained and the object carries none of the visual signals commonly associated with expensive jewellery. Depending on the design, period and condition, individual Jensen pieces can approach or exceed four figures.

The same issue arises where several works by one maker are present. Viewed as a handful of silver brooches, they may be assigned a nominal group value. Once attributed correctly, they become a coherent and potentially valuable collection. The silver content has not changed; the understanding of the objects has.

Maker identification is not always straightforward. Marks may be small, rubbed or unfamiliar, and some pieces are signed in places an executor would not think to examine. A valuation based solely on metal weight therefore risks removing nearly everything the secondary market is actually prepared to pay for.

When the Stone Is Not the Cheap Lookalike

Coloured stones are particularly vulnerable to casual misidentification. Aquamarine may be dismissed as blue topaz, topaz confused with citrine, and a large natural amethyst assumed to be costume jewellery simply because its size appears improbable.

Colour alone is rarely sufficient evidence. Stones of very different values can appear remarkably similar in ordinary light, while treatments, synthetic material and glass imitations complicate the picture further. Even an experienced valuer may need closer examination or gemological testing before reaching a firm conclusion.

Any paperwork found with the jewellery should therefore remain with the relevant piece. Old receipts, laboratory reports, repair records and handwritten descriptions may contain information that cannot be recovered from a photograph. Discarding them because they appear dated or inconsequential can remove useful evidence of identity, provenance or previous professional examination.

An executor does not need to distinguish aquamarine from topaz unaided. The important judgement is recognising when an identification should not be attempted on appearance alone.

What the Reverse of a Brooch Reveals

The back of an antique brooch is frequently more informative than the front. Georgian and Victorian jewellery is often unmarked, so age and quality must be assessed through construction rather than a clear hallmark or signature.

A carefully finished reverse, well-made settings and fittings that have been integrated into the design all indicate a piece made with greater skill and expense. Small hooks, loops or detachable components may show that the brooch once formed part of an adaptable jewel designed to be worn in several ways—as a pendant, brooch, hair ornament or element of a larger suite.

These details are easily missed when the object is judged only from above. From the front, an old brooch may appear dark, unfashionable or overly ornate. Its reverse can reveal hand construction, historic alterations and evidence that it belonged to a considerably more ambitious piece of jewellery than first supposed.

Georgian and Victorian necklaces suffer from a similar problem. Spectacle-set examples in garnet, amethyst or topaz often appear sombre beside modern jewellery and may be grouped with costume pieces for that reason. Their age, construction and completeness are precisely what make them worthy of closer attention.

What an Experienced Valuer Sees in a Photograph

Online jewellery valuation does not depend upon identifying every hallmark or gemstone conclusively from a single image. Much of the skill lies in recognising which objects are routine and which deserve further investigation.

That judgement develops through volume. After handling hundreds of thousands of pieces, the eye begins to notice when one item is inconsistent with the rest of a collection: the finish is finer, the proportions are more assured, the construction belongs to an earlier period or the design resembles the work of a particular school or maker.

A photograph may not provide enough evidence for a definitive attribution, but it can provide enough to prevent an object from being lost within a low-value group. That distinction is often more important than producing an impressive discovery.

In one recent collection, a small enamel brooch initially appeared suitable for inclusion in the general jewellery total. Its design and finish suggested that it might be Scandinavian and possibly associated with a recognised maker, although the attribution could not be confirmed from the available images. Its likely value was around £100 rather than the £10 or so it might otherwise have been assigned as an anonymous costume brooch.

This is more representative of probate jewellery than the discovery of a forgotten fortune. The financial effect usually comes from correcting a series of modest errors: £100 rather than £10, £500 rather than scrap value, or £1,200 rather than the nominal figure given to an unidentified group. Repeated across a collection, those differences can materially alter the reported contents value.

When the Jewellery Is Difficult to Judge

Executors are not expected to recognise an unsigned Victorian jewel, identify a Scandinavian maker or distinguish between visually similar gemstones. They are expected to make reasonable enquiries and report a supportable open-market value.

Clear photographs will usually allow a valuer to separate routine pieces from those requiring closer examination. The process is less about finding reasons to value everything highly than ensuring that age, authorship and construction are not overlooked simply because a piece is small, unfashionable or unfamiliar.

For an executor already dealing with the wider demands of an estate, that professional distinction can be valuable in itself. Our jewellery valuation service provides probate figures based on the current second-hand market, with any pieces requiring further investigation identified before the estate figures are finalised.