Editorial

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

Cartier Santos de Cartier Large skeleton WHSA0019 in steel with yellow gold bezel, calibre 9611 MC visible through the open-worked dial
Cartier Santos Skeleton WHSA0019 Guide: Steel and Yellow Gold, Calibre 9611 MC
|Filip Biczak
Reference guide to the Cartier Santos de Cartier Large skeleton WHSA0019 in steel and yellow gold: calibre 9611 MC, QuickSwitch and SmartLink, siblings, dated price context and buying checks. Read more...
Pre-owned Rolex GMT-Master II 126710BLNR Batman, front view: black dial, blue and black Cerachrom bezel and steel bracelet, the kind of watch this inspection checklist covers
Pre-Owned Watch Inspection Checklist: Rolex, Audemars Piguet and Patek Philippe, Point by Point
|Filip Biczak
A point-by-point inspection for a pre-owned Rolex, Audemars Piguet or Patek Philippe, from case and bracelet to serial and service receipts, with what each finding does to price and three... Read more...
Audemars Piguet Royal Oak Offshore Selfwinding Chronograph 42 mm 26238ST.OO.2000ST.01 in steel with blue dial
Audemars Piguet Royal Oak Offshore 26238ST.OO.2000ST.01 Guide: Steel 42 mm Flyback Chronograph
|Filip Biczak
Reference guide to the Audemars Piguet Royal Oak Offshore Selfwinding Chronograph 42 mm 26238ST.OO.2000ST.01: official specifications, changes from the 26470, comparison with the 26238TI and 26420, dated prices and buying... Read more...
Rolex Cosmograph Daytona 116500LN with white dial and black Cerachrom bezel on an Oyster bracelet, a discontinued reference used as a worked valuation example
How to Value a Luxury Watch Step by Step: A 2026 Appraisal Method for Buyers and Sellers
|Filip Biczak
A seven-step method to value a luxury watch: identify the reference, date it, grade condition, inventory the papers, find comparables, adjust and set a range, with three catalogue examples dated... Read more...
Rolex Cosmograph Daytona 116588SARO in yellow gold with pink sapphire bezel and mother-of-pearl dial
Rolex Daytona 116588SARO Guide: Yellow Gold, Pink Sapphire Bezel and Mother-of-Pearl Dial
|Filip Biczak
Reference guide to the Rolex Cosmograph Daytona 116588SARO: specifications, the pink sapphire bezel, comparison with the 116595RBOW Rainbow and the 126508, dated prices and pre-owned buying checks. Read more...
Rolex GMT-Master II 126710BLNR Batman in Oystersteel with a blue and black Cerachrom bezel, black dial and Oyster bracelet
Rolex GMT-Master II Colors and Metals: Pepsi, Batman, Sprite, Root Beer and Gold
|Filip Biczak
Every Rolex GMT-Master II bezel color and metal in 2026: the Batman, Bruce Wayne, Sprite and Root Beer, the yellow gold 126718GRNR and two-tone 126713GRNR, and the discontinued Pepsi and... Read more...
Cartier Santos de Cartier medium model WSSA0029 in steel with silvered Roman numeral dial, blue sword hands and steel bracelet
Cartier Santos for Women: Sizes, References and Prices
|Filip Biczak
Cartier Santos for women: the small Santos de Cartier (27 x 34.5 mm, quartz), the automatic medium (35.1 x 41.9 mm) and the Santos-Dumont small (27.5 x 38 mm), with... Read more...
Girard-Perregaux Cat's Eye Day and Night 80488D52A751-CK6A in pink gold with diamond-set bezel and mother-of-pearl dial
Girard-Perregaux Cat's Eye Day and Night 80488D52A751-CK6A Guide: Pink Gold, Diamonds, Mother-of-Pearl
|Filip Biczak
Reference guide to the Girard-Perregaux Cat's Eye Day and Night 80488D52A751-CK6A: official specifications, how the day and night display works, comparison with other Cat's Eye references, dated prices and buying... Read more...
Rolex Yacht-Master 40 126622 in Rolesium with bright blue sunray dial, red seconds hand, 950 platinum bidirectional bezel, date at 3 under the Cyclops lens, on an Oyster bracelet with polished centre links
Rolex Yacht-Master Guide: Every Reference, Size, Bezel, Bracelet and Price
|Filip Biczak
The Rolex Yacht-Master is Rolex's nautical watch in 37, 40 and 42 mm with a bidirectional 60-minute bezel, covering every reference from the 1992 yellow gold 16628 and the Rolesium... Read more...
Rolex Submariner 41 mm 126610LN in Oystersteel with black dial and black Cerachrom bezel, one of three references costed in this luxury watch ownership guide
Beyond the bezel: the full cost of owning a luxury watch and the value drivers that pay for it
|Filip Biczak
What a luxury watch costs to own over ten years (brand service intervals and published costs, insurance, the dealer spread on exit, sales tax and duty) set against the value... Read more...
Audemars Piguet Royal Oak Selfwinding 37 mm 15550ST.OO.1356ST.04 in stainless steel with light blue Grande Tapisserie dial on integrated steel bracelet
Audemars Piguet Royal Oak 37 mm 15550ST.OO.1356ST.04 Review: Light Blue Dial Reference Guide
|Filip Biczak
Reference guide to the Royal Oak Selfwinding 37 mm 15550ST.OO.1356ST.04 light blue dial: calibre 5900, changes from the 15450ST, siblings, dated dealer asks and buying checks. Read more...
Rolex Cosmograph Daytona 116500LN in Oystersteel with white panda dial and black Cerachrom bezel, one of the three references used to read watch auction results as price evidence
From provenance to price in 2026: how to read a watch auction record as evidence of what a watch is worth
|Filip Biczak
How to read a watch auction record as price evidence: hammer price versus buyer's premium and published total, how to read a condition report, what an estimate or an unsold... Read more...