Blue watches

The Wristwatch Field Guide lists 28 blue-cased watches, from $475 to $225,000, from 15 brands. Every entry is verified for exotic-material content, sourced against the maker, and dated.

D1 MilanoCeramica 37mm Pure Blue$47537.0 mm8.6 mm thick112 gOtherD1 MilanoCeramica 37mm Pure Indigo$47537.0 mm8.6 mm thick112 gOtherDuxotPamplona Ceramic Automatic Fume Blue (Limited Edition)$64041.0 mm13 mm thick180 gIntegrated braceletDanubiusBlack Sea$1,30040.0 mmDiver

RadoTrue Round Thinline Les Couleurs Le Corbusier (spectacular ultramarine 4320K)$2,40039.0 mm5 mm thick80 gDressFormexEssence Ceramica Skeleton COSC 41mm (Stradale Blue)$4,76041.0 mm11.2 mm thick56 gOther

Bell & RossBR 03-92 Blue Ceramic$4,80042.0 mmPilot

ChanelJ12 Caliber 12.2 33mm Matte Blue$7,95033.0 mmOther

ChanelJ12 Caliber 12.1 38mm Matte Blue$8,35038.0 mmOtherIWCPilot's Watch Chronograph 41 Top Gun Miramar$13,50041.9 mm15.5 mm thickPilotOmegaSeamaster Planet Ocean 600M Deep Black Big Blue GMT$13,90045.5 mm17.38 mm thickDiverOmegaSpeedmaster Moonphase Blue Side of the Moon$15,70044.3 mm17.04 mm thick107 gChronographPaneraiSubmersible QuarantaQuattro Luna Rossa Ti-Ceramitech 44mm (blue)$16,60044.0 mmDiverPaneraiSubmersible QuarantaQuattro Luna Rossa Ti-Ceramitech$17,40044.0 mm13.3 mm thick117 gDiver

Audemars PiguetRoyal Oak Offshore Selfwinding Chronograph 43 Bleu Nuit Nuage 50$63,70043.0 mm14.4 mm thickIntegrated bracelet

Audemars PiguetRoyal Oak Offshore Selfwinding Chronograph 42 Bleu Nuit Nuage 50 Ceramic$86,90042.0 mmIntegrated braceletPaneraiSubmersible Elux LAB-ID$97,80049.0 mmDiver

Audemars PiguetRoyal Oak Double Balance Wheel Openworked 41 Bleu Nuit Nuage 50 Ceramic$101,10041.0 mm9.7 mm thickIntegrated braceletDe BethuneDB28xs Kind of Blue Tourbillon$225,00038.7 mm8 mm thickOther

Audemars PiguetRoyal Oak Perpetual Calendar Blue Ceramic–41.0 mm9.5 mm thickIntegrated bracelet

Audemars PiguetRoyal Oak Perpetual Calendar Bleu Nuit Nuage 50 Ceramic–41.0 mm9.5 mm thickIntegrated braceletCorumGolden Bridge Classic Titanium (blue)–10.9 mm thickDress

De BethuneDB28XS Purple Rain (titanium)–38.7 mmOtherHublotBig Bang Unico Petrol Blue Ceramic 42mm–42.0 mmChronograph

HublotBig Bang Integrated Sky Blue Ceramic 42mm–42.0 mmIntegrated braceletIWCPilot's Watch Chronograph 41 Top Gun Oceana–41.9 mm15.5 mm thickPilotRadoCaptain Cook High-Tech Ceramic Skeleton Limited Edition–43.0 mm14.6 mm thickDiverUlysse NardinDiver Hammerhead Shark Titanium–44.0 mmDiver