Collector review

MB&F Horological Machine No. 2 Diamond-Set 20 review

Ref. 20 · 18k White Gold and Titanium · MB&F

7.8/10Verdict
9/10Liquidity
7/10Scarcity
8/10Recognition

Verdict

MB&F Horological Machine No. 2 Diamond-Set 20 is a serious collector reference because it combines brand recognition, recognizable design language and a case profile in 18k White Gold and Titanium. The strongest examples trade on condition, originality, full set documentation and clean provenance.

Why collectors care

Collectors search for MB&F 20 because the reference is easy to identify, hard to replace quickly and widely understood by dealers, auction houses and private clients. That liquidity matters when prices move.

Market position

For MB&F, the best market signal is not only asking price. Compare live listings with documented auction results, recent availability and whether the same configuration appears repeatedly or disappears quickly.

4Live inventory
$74kLow
$148kHigh
$88kMedian

Buying checklist

  • Confirm the exact reference, dial, case material and production-era details.
  • Prioritize full set examples with service history and seller reputation.
  • Compare the ask against auction comps, not only other listings.
  • Check polish, replacement parts and provenance before wiring funds.

Live inventory

Auction context

LotYearHammerVenue
20.DWWT · Horological Machine No. 2 Diamond-Set 2018 $125,000 Christie's Hong Kong
20.DCTTL.B · Horological Machine No. 2 (HM2) 2022 $36,036 Christie's Hong Kong

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