MB&F
Horological Machine No. 2 Diamond-Set 20
Ref. 20 · 18k White Gold and Titanium
Same mb&f collector universe; shared search intent: 18k, gold; similar gold case profile.
Collector alternatives
Comparable references for collectors who like the MB&F Legacy Machine 101 51W12535 but want adjacent options by brand universe, design language, material, liquidity and auction context.
MB&F
Ref. 20 · 18k White Gold and Titanium
Same mb&f collector universe; shared search intent: 18k, gold; similar gold case profile.
MB&F
Ref. 01 · 18k Pink Gold
Same mb&f collector universe; shared search intent: 18k, gold; similar gold case profile.
MB&F
Ref. LM101 · 18k White Gold
Same mb&f collector universe; shared search intent: 18k, gold; similar gold case profile.
MB&F
Ref. LM1 · 18k Red Gold
Same mb&f collector universe; shared search intent: 18k, gold; similar gold case profile.
MB&F
Ref. 03 · 18k White Gold
Same mb&f collector universe; shared search intent: 18k, gold; similar gold case profile.
MB&F
Ref. 31R0032 · 18k Rose Gold and Titanium
Same mb&f collector universe; shared search intent: 18k, gold; similar gold case profile.
MB&F
Ref. 55R339 · 18k Red Gold and Titanium
Same mb&f collector universe; shared search intent: 18k, gold; similar gold case profile.
MB&F
Ref. HM7 · 18k Red Gold
Same mb&f collector universe; shared search intent: 18k, gold; similar gold case profile.
MB&F
Ref. 51 · Stainless Steel
Same mb&f collector universe; shared search intent: legacy, machine.
MB&F
Ref. LM2 · Platinum
Same mb&f collector universe; shared search intent: legacy, machine.
MB&F
Ref. LMP · Platinum
Same mb&f collector universe; shared search intent: legacy, machine.
MB&F
Ref. 07 · Titanium
Same mb&f collector universe; shared search intent: legacy, machine.
Start with design intent, then check market depth. A close alternative should be recognizable to the same buyer pool, have enough live or auction evidence to price, and avoid depending on a single unsold listing as proof of value.
For machine-readable output, use /api/alternatives/mb-f-51w12535 or resolve fuzzy text through /api/alternatives/search?q=51W12535.