Hardened titanium watches

The Titanium Field Guide lists 52 titanium watches with a hardened or hard-coated case, from $279 to $7,400, from 11 brands. Every entry is verified for titanium content, sourced against the maker, and dated.

RZEValour 38$27938.0 mm11.5 mm thick57 gField

UbiqTrek$32538.0 mm11.1 mm thickField

RZEAscentus GMT$42940.0 mm13 mm thickOther

RZEResolute Pro$46940.0 mm10.5 mm thick60 gField

RZEEndeavour$46939.6 mm12.2 mm thickDiver

CitizenZenshin Super Titanium Automatic$47740.5 mm11 mm thickIntegrated bracelet

CitizenBrycen Super Titanium Chronograph$52543.0 mmChronograph

ZelosHammerhead V3 300M Titanium$52944.0 mm13 mm thickDiver

ZelosMako V3 300M Titanium$54940.0 mm12.8 mm thickDiver

CitizenPromaster Dive Super Titanium (BN0228)$55047.0 mm14.3 mm thick88 gDiver

CitizenPromaster Dive 200m (Super Titanium)$57544.0 mmDiver

PhoibosApollo Titanium 300M$57541.0 mm12.5 mm thick130 gDiver

RZEFortitude$59941.0 mm12.45 mm thickPilot

CitizenAttesa ACT Line (CB3040 / CB3045, Super Titanium)$63839.0 mm9.7 mm thickOther

RZEResolute$77939.8 mm11.3 mm thickField

CitizenPromaster Skyhawk A-T Super Titanium (JY8108)$79546.0 mm13.8 mm thickPilotFormexField Automatic (Titanium)$79541.0 mmField

CitizenAttesa Tsuki-Yomi A-T (Super Titanium)$87543.0 mmOther

ZelosSpearfish Titanium$89940.0 mm10 mm thickDiver

CitizenEco-Drive Photon (Super Titanium)$99539.6 mm9.9 mm thickDress

CirculaDiveSport Titanium$1,03042.0 mm13.4 mm thickDiver

SeikoPresage SARX055 (Titanium, Baby Snowflake)$1,10040.8 mm106 gDress

CitizenAttesa Radio Chronograph Black DLC (Super Titanium)$1,19542.0 mmChronograph

CitizenPromaster Fujitsubo Platinum DLC (Super Titanium)$1,19541.0 mmDiver

SeikoProspex Shogun Titanium (SPB191)$1,20043.5 mm13.3 mm thickDiver

CitizenPromaster Tsuno Chrono Racer (Super Titanium)$1,22543.3 mmChronograph

CitizenPromaster Dive Fujitsubo Super Titanium (NB6021)$1,29541.0 mmDiver

CitizenPromaster Satellite Wave GPS Diver 200m (Super Titanium)$1,39547.0 mmDiver

CitizenPromaster Navihawk GPS (Super Titanium)$2,09547.0 mmPilot

SeikoAstron GPS Solar (SSJ027)$2,20041.2 mm12 mm thickOther

SeikoAstron GPS Solar (SSH157)$2,50043.3 mm13.4 mm thick117 gOther

CitizenPromaster 1000m Professional Diver (Super Titanium)$2,77553.0 mmDiver

CitizenAttesa Satellite Wave GPS F950 Cosmic Blue (Super Titanium, Ti 50th)$2,90044.0 mmOther

SinnT50$3,00041.0 mm12.3 mm thickDiver

Citizen"The Citizen" Eco-Drive 50th Anniversary$3,10040.0 mm12.2 mm thickDress

SinnT2 EZM 15 (Titanium)$3,12041.0 mmDiver

CitizenThe Citizen A060 (Super Titanium)$4,00038.3 mmDress

HorageAutark$4,30039.0 mm10.05 mm thickIntegrated bracelet

SeikoProspex Marinemaster Professional 600m Titanium (SLA081, 60th Anniversary)$4,60045.4 mm16 mm thickDiver

CitizenAttesa Satellite Wave GPS F950 (Super Titanium, Ti 50th flagship)$5,00048.0 mmOther

Frederique ConstantHighlife Chronograph Automatic Bamford (Titanium)$5,60041.0 mm14.62 mm thickChronograph

CitizenThe Citizen Caliber 0100 (Super Titanium)$7,40038.0 mm65 gDress

CitizenThe Citizen Caliber 0100 Mother-of-Pearl (Super Titanium)$7,40037.5 mmDress

CitizenSlim Super Titanium (AW1900 series)–40.0 mmDress

CitizenAttesa Satellite Wave GPS F950 (Super Titanium)–44.6 mmOther

CitizenExceed Eco-Drive Radio Direct Flight (Super Titanium)–38.0 mmDress

CitizenEco-Drive One (Super Titanium)–36.5 mm3.53 mm thickDress

CitizenAttesa Satellite Wave GPS F950 2025 Limited (Super Titanium)–44.0 mmOther

CitizenAttesa Platinum Shine Direct Flight (Super Titanium, Platinum DLC)–42.0 mmChronograph

CitizenAttesa Black Titanium Eco-Drive GPS (Super Titanium, DLC)–44.6 mmOther

CitizenExceed LIGHT in BLACK 50th (Super Titanium)–38.0 mmDress

CitizenExceed Eco-Drive Radio Ladies (Super Titanium)–26.6 mmDress