Measurements
- Lens width
- 54mm
- the “eye size”
- Bridge
- 18mm
- between the lenses
- Temple
- 147mm
- arm length
- Lens height
- 40mm
- lens depth
- Total width
- 132mm
- edge to edge
- Fits PD
- ~72mm
- optical centres
Stamped on a real frame as 54□18-147. What these numbers mean
Where to buy it
4 shops carry the Calder (a 60% spread between cheapest and dearest).
| Retailer | What you get | Delivery | Returns | Price | |
|---|---|---|---|---|---|
LensfoldCheapest Budget-first, frame-only pricing | Frame only Lenses charged separately | 4–9 days | 14 days | £100 | |
Meridian Eyewear Designer stockist, titanium specialists | Frame only Lenses charged separately | 6–12 days | 30 days | £132 | |
Northlight Optical Independent chain, in-store fitting | Single-vision lenses + Anti-scratch coating | 5–8 days | 30 days | £139 | |
Clearview Eyecare High street, free eye test with purchase | Single-vision lenses + Anti-scratch coating | 7–10 days | 28 days | £160 |
Prices are checked periodically and can change between checks. Always confirm on the retailer’s own site before buying. We list every stockist we know of, whether or not they pay us anything, and the price column is never reordered by commission.
Close to this one
Heavy brow, bare lower edge. Puts weight exactly where a narrow forehead needs it.
The workhorse rectangle. Wide enough to balance a full face, shallow enough to stay out of the way.
Wire cat-eye with a sharp flick. All the shape, none of the weight.
Worth having alongside
Whichever shop you end up buying from, these are the things they will try to sell you at three times the price at the counter.