Editorial

Reference guides, collecting advice and market context to help you choose your next watch.

IWC Portugieser Perpetual Calendar IW502213 in 18 ct 5N gold, 42.3 mm, with silver Arabic dial
IWC Portugieser Perpetual Calendar IW502213: 5N Gold Specs and Buying Guide
|Filip Biczak
A dealer guide to the pre-owned IWC Portugieser Perpetual Calendar IW502213: 42.3 mm 18 ct 5N gold, silver Arabic dial, how the perpetual calendar works, comparison with other Portugiesers and... Read more...
Rolex GMT-Master II 126710BLNR in steel with black and blue Cerachrom bezel, the travel watch in a four-watch collection for men
A Four-Watch Collection for Men: One Rolex, One AP, One Patek, One Richard Mille
|Filip Biczak
A four-watch collection for men matched to settings: a Rolex GMT-Master II, an Audemars Piguet Royal Oak, a Patek Philippe Aquanaut and a Richard Mille, with dated catalogue asks. Read more...
Jaeger-LeCoultre Master Ultra Thin Power Reserve Q137258J, 39 mm pink gold with blue dial and leather strap
Jaeger-LeCoultre Master Ultra Thin Power Reserve Q137258J: Pink Gold Guide
|Filip Biczak
A dealer guide to the Jaeger-LeCoultre Master Ultra Thin Power Reserve Q137258J: 39 mm pink gold, blue dial, manual wind with power reserve display, comparison with other Master Ultra Thin... Read more...
Rolex Explorer II 226570 black dial (226570-0002) in Oystersteel with orange arrow 24-hour hand and fixed 24-hour bezel
Rolex Explorer II Black Dial: 226570 Specs, Polar vs Black, 216570 and 16570 Prices
|Filip Biczak
The black-dial Rolex Explorer II in every generation, led by the current 226570-0002: Rolex's specifications and $10,600 US list price, how to tell the 1655, 16570, 216570 and 226570 black... Read more...
Rolex Datejust 41 126301SVFMSJ in Oystersteel and Everose gold with silver fluted motif dial and Jubilee bracelet
Rolex Datejust 41 126301SVFMSJ: Everose Rolesor Specs, Price and Buying Guide
|Filip Biczak
A dealer guide to the Rolex Datejust 41 126301SVFMSJ: steel and Everose gold, smooth domed bezel, silver fluted motif dial, Jubilee bracelet, comparison with the 126331 and 126300, and price... Read more...
Rolex Cosmograph Daytona 126500LN in steel, one of the watches collectors compare for value in 2026
Best Watches to Invest In for 2026: Rolex, Audemars Piguet, Patek Philippe and Richard Mille
|Filip Biczak
Which Rolex, Audemars Piguet, Patek Philippe and Richard Mille watches collectors compare for value in 2026, with dated catalogue asks, ownership costs and buying checks. Read more...
Omega Speedmaster Two Counters Racing 329.53.44.51.03.001 in Sedna gold with blue dial and black ceramic bezel
Omega Speedmaster Two Counters Racing 329.53.44.51.03.001: Sedna Gold Guide
|Filip Biczak
A dealer guide to the Omega Speedmaster Two Counters Racing 329.53.44.51.03.001: 44.25 mm Sedna gold, blue dial, ceramic bezel, comparison with the Moonwatch, price context and buying checks. Read more...
Rolex Submariner 126610LN in steel with black dial and ceramic bezel, a daily-wear anchor for a luxury watch collection
How to Build a Luxury Watch Collection: Rolex, AP, Patek and Richard Mille
|Filip Biczak
How to build a luxury watch collection around four roles, with one Rolex, Audemars Piguet, Patek Philippe and Richard Mille, dated catalogue asks and buying checks. Read more...
Cartier Tortue Perpetual Calendar W1540551 in platinum with silver Roman dial and leather strap
Cartier Tortue Perpetual Calendar W1540551: Platinum Specs, Price and Buying Guide
|Filip Biczak
A dealer guide to the Cartier Tortue Perpetual Calendar W1540551: platinum Tortue case, silver Roman dial, how a perpetual calendar behaves, price context and what to check on a pre-owned... Read more...
Audemars Piguet Royal Oak 39 mm 15300ST.OO.1220ST.01 in stainless steel with white dial, a neo-vintage Royal Oak from 2005 to 2012
Vintage Audemars Piguet buying guide: references, risks and authentication
|Filip Biczak
A guide to vintage and neo-vintage Audemars Piguet: the 5402, 14802, 14790 and early perpetual Royal Oaks, pre-1972 gold dress watches, the risks of service parts and polishing, how to... Read more...
Audemars Piguet Royal Oak Offshore Selfwinding Chronograph 42 mm 26237ST.OO.1000ST.01 Steel Blue
AP Royal Oak Offshore 26237ST.OO.1000ST.01 Guide (2026)
|Filip Biczak
A dealer guide to the Audemars Piguet Royal Oak Offshore 26237ST.OO.1000ST.01: 42mm steel chronograph, blue Mega Tapisserie dial, specs, size comparisons against the 44mm Offshore and Royal Oak Chronograph, and... Read more...
Audemars Piguet Royal Oak Offshore 25940SK steel chronograph, one of the cheapest Audemars Piguet references on the secondary market
Cheapest Audemars Piguet watches you can actually buy in 2026
|Filip Biczak
Where the Audemars Piguet market actually bottoms out in 2026, family by family, with dated pre-owned prices from the Bizak catalogue and what buyers give up for the discount. Read more...