What is the cheapest used Pentax SMC Pentax-M 50mm f/4 Macro in the UK?

The cheapest used Pentax SMC Pentax-M 50mm f/4 Macro currently listed is £85.20 at eBay, based on 4 listings compared across 2 UK retailers.

How many used Pentax SMC Pentax-M 50mm f/4 Macro are for sale in the UK?

There are currently 4 used Pentax SMC Pentax-M 50mm f/4 Macro listings available across 2 UK retailers on UsedLens, updated daily.

What sensor format does the Pentax SMC Pentax-M 50mm f/4 Macro use?

The Pentax SMC Pentax-M 50mm f/4 Macro features a Full Frame sensor.

Is the used Pentax SMC Pentax-M 50mm f/4 Macro going up or down in price?

Over the past month the average used price has risen 24.8%, from £85 to around £106, based on UsedLens daily price tracking across UK retailers.

Used Pentax SMC Pentax-M 50mm f/4 Macro for Sale — From £85

£85.20 Low price

£149.95 High price

4 Listings

2 Retailers

Great for: macro portrait general

Compact Pentax macro prime with strong close-range sharpness, affordable 1:2 macro in the tiny M-series form factor.

The Pentax SMC Pentax-M 50mm f/4 Macro is a macro prime for the Pentax K mount from the M (Manual) series — a compact design series from the late 1970s-1980s. Provides close-focus macro capability with standard primes coverage. Pentax K mount.

f/4 maximum aperture. 50mm focal length (full-frame). Macro capability (typically 1:2 reproduction, 1:1 with extension). M-series compact design. Manual focus. At approximately 235g. Pentax K mount.

The Pentax-M 50mm f/4 Macro is part of Pentax's compact M-series from the late 1970s — smaller and lighter than earlier counterparts. The 50mm focal length provides useful close-focus macro capability alongside normal-prime perspective. A practical macro lens for Pentax K cameras.

On the used market the Pentax SMC-M 50mm f/4 Macro is a practical vintage macro prime. Condition checks: front element condition, aperture blades, focus ring smoothness through macro range. Pentax K mount — manual focus. Adapts well to modern Pentax K digital bodies.

Avg £106, up 24.8% over 1 month

Price history ↓

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Used Pentax SMC Pentax-M 50mm f/4 Macro price history

Tracking the used Pentax SMC Pentax-M 50mm f/4 Macro price? Over the past month, the average has risen 24.8%, from £85 to around £106. Depending on age and condition, expect to pay between £96 and £122 for a used lens.

Average market price (line) and typical price range (shaded). Source: UsedLens daily price index, 11 Jun – 23 Jul 2026.