The price landscape
Product counts in equal-width starting-price intervals. Select a bar to inspect its range.
Select a mark to inspect the underlying figures.
Katz Jewelry Company products
Product details, images and prices come from public catalogues and from the company. They are a snapshot and may have changed. Each price is shown in the product’s original currency: Jewellery.HK does not convert currencies, sell these products or confirm availability. Check price and stock with the seller.
Store Intelligence
Explore the shape of this catalogue, its price architecture and its place among comparable stores.
Full published catalogue
Small sample: interpret this distribution cautiously.
Price architecture by category
The box spans the middle 50%; the line marks the median. Whiskers show the 10th and 90th percentiles, not the minimum and maximum.
Select a mark to inspect the underlying figures.
Where the catalogue concentrates
Select a cell to inspect a category and price interval. Row share uses priced products within that category.
Select a mark to inspect the underlying figures.
Explore a budget
Move the slider through recorded starting prices. The curve shows the share of priced products at or below each amount.
No comparable prices are available for this selection.
The assortment
10 classified categories · 183 Classified records
0 mapped from source categories; 166 inferred from clear titles; 17 stated in product descriptions. Unresolved 29 (missing 27, ambiguous 2, unmapped 0). Non-product pages are excluded.
Category concentration 0.197
HHI is the sum of squared category shares among classified records. Closer to 1 means more specialised; it is not a quality score.
The peer landscape
Full catalogues only: search and collection filters do not apply here. Comparisons use the same currency and normalised source category, with captures in the last 180 days. Materials, location and quality are not matched.
6 May 2026 – 2 Nov 2026
Equal weight per other store; ties contribute half. Database coverage is not a representative market sample.
Not enough recent, classified price records for a peer comparison. Each store needs at least five priced records in the same category and currency.
Data & method
Coverage describes what is recorded here, not what a store currently has in stock.
- Comparable price coverage
- 7.1% 15 / 212
- Normalised category coverage
- 86.3% 183 / 212
- Capture-date coverage
- 100.0% 212 / 212
- Image-link coverage
- 99.5% 211 / 212
When the records were captured
Oldest capture: 2026-11-02 · Newest capture: 2026-11-02
Capture dates are observation dates, not product launch dates. This is not a price-history or sales chart.
How to read these figures
Each published product record contributes its starting price once. Currencies are never combined or converted. Quantiles use linear interpolation (type 7). Category aliases are exact matches to source product types; ambiguous types remain unclassified. Null or negative prices and unknown currencies are excluded from price charts; recorded zero prices remain included. Variants and duplicate designs may be separate source records. No sales, popularity or quality ranking is implied.
Catalogue analyses may be cached for five minutes. Peer comparisons normally refresh every five minutes; the previous snapshot can remain available for up to one hour during refresh.
Accessible data tables
| Category | Records | P10 | Q1 | Median starting price | Q3 | P90 |
|---|---|---|---|---|---|---|
| Pendants | 6 | 750 | 1,025 | 1,100 | 1,100 | 1,175 |
| Necklaces | 5 | 417 | 450 | 450 | 500 | 710 |
| Earrings | 3 | 780 | 825 | 900 | 1,425 | 1,740 |
| Other products | 1 | 200 | 200 | 200 | 200 | 200 |
| Category | Records |
|---|---|
| Rings | 56 |
| Necklaces | 39 |
| Engagement rings | 36 |
| Unclassified | 29 |
| Earrings | 17 |
| Pendants | 16 |
| Bracelets | 9 |
| Bangles | 4 |
| Wedding bands | 4 |
| Charms | 1 |
| Other products | 1 |
Showing 145–168 of 212 products
Diamonds by the Yard
Price not listed
Elegant Radiant Cut Diamond
Price not listed
Emerald Cut Diamond Eternity Band
Price not listed
Emerald Cut Engagement Ring Lab Grown Diamond 4.61 CT
Price not listed
Emerald Cut Lab Grown Diamond Ring 14k White Gold
Price not listed
Estate Diamond Cultured Pearl Pin in Platinum
Price not listed
Eternity Band with Radiant Cut Diamonds
Price not listed
Flawless 1.8+ CT Lab Grown Diamond Necklace
Price not listed
Four Prong Tennis Bracelet
Price not listed
Freshwater Pearl & Diamond Earrings
Price not listed
Genuine Sapphire Earrings 14K White Gold
Price not listed
Gold Studded Earrings w/ Lab Grown Diamonds
Price not listed
Golden Cross Pendant
Price not listed
Heart Shaped Necklace Lab Grown Diamonds
Price not listed
HUGE: 9.5 CT Diamond Engagement Ring
Price not listed
Inside-Out Diamond Hoop Earrings
Price not listed
Jacket and Stud Combo
Price not listed
Jamaican Proposal – Engagement Ring on Site
Price not listed
Lab Grown Emerald Cut Diamond Ring 5.02 CT
Price not listed
Long Cushion Cut Diamond Ring
Price not listed
Lovely Diamond Necklace
Price not listed