The Titanium Field Guide

Sinn 243 TW 66 WG

243.052

The Sinn 243 TW 66 WG is a current-production dress watch with a Titanium case, finished with polished. At 24 g it sits among the lighter dress watches in the guide, and is priced well above the $542 median for the category.

All Sinn watchesTitanium dress watchesUnder 11 mm thickLightweightLightest, rankedTitanium bracelet availableCompact (38 mm and under)
Price
$7,880
Titanium
Titanium
Weight
24 g (head only)
Water resistance
100 m
Not fully verifiedThe case is verified titanium, but the maker does not state the caseback material, so the skin-contact verdict stays open.Why this matters
Reference
243.052
Type
Dress
Case diameter
29.5 mm
Thickness
9 mm
Origin
Germany
Movement
Automatic mechanical
Caliber
ETA 2671
Complications
Date
Case shape
Tonneau
Case colour
Natural / grey
Finish technology
Natural finish
Surface treatment
Polished
Nickel-free
Not verified (contact-point materials not all confirmed)
Bracelet / strap
Titanium bracelet, or leather strap depending on configuration
Titanium bracelet
Optional (or strap)
Crystal
Sapphire
Display back
No
Dial
Copper electroplated, black, anthracite or white mother-of-pearl, guilloche, with hand-attached appliques
Dial colours
Black White Grey Bronze
Availability
Offered
Status
Current; special order through Sinn's North American distributor
Not published
Lug-to-lug, Power reserve, Caseback, Lume Help verify
Medium confidence Verified Aug 2026 Source: Sinn media portal (maker product page, supplied by the owner) / WatchBuys (Sinn North America, specifications and price) Maker ↗
Facts are free to cite with a link.
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Alternatives to the Sinn 243 TW 66 WG

Grand Seiko Heritage 62GS Hi-Beat 36000 Grand SeikoHeritage 62GS Hi-Beat 36000 "Sakura-Kakushi" (SBGH341)$7,30038.0 mm12.9 mm thickDresssame category · same style · shared complications · similar priceGrand Seiko Heritage 62GS Hi-Beat 36000 Grand SeikoHeritage 62GS Hi-Beat 36000 "Sakura-Wakaba" (SBGH343)$7,30038.0 mm12.9 mm thickDresssame category · same style · shared complications · similar priceGrand Seiko Heritage Hi-Beat 36000 Grand SeikoHeritage Hi-Beat 36000 "Icefall" (SBGH349)$7,40040.0 mmDresssame category · same style · shared complications · similar price
HublotClassic Fusion Titanium 42mm$7,90042.0 mmDresssame category · same style · shared complications · similar priceGrand Seiko Heritage Grand SeikoHeritage "Snowflake"$6,90040.2 mm12.5 mm thick100 gDresssame category · same style · shared complications · similar priceGrand Seiko Heritage Grand SeikoHeritage "Shunbun"$7,20040.0 mm12.8 mm thick102 gDresssame category · same style · shared complications · similar price

More titanium watches from Sinn

SinnT2 EZM 15 (Titanium)$3,12041.0 mm13.3 mm thick59 gDiverSinn T50SinnT50$3,00041.0 mm12.3 mm thick53 gDiverSinn 103 Ti ArSinn103 Ti Ar$3,78041.0 mm17 mm thick69 gPilotSinn 1800 TitandamaszenerSinn1800 Titandamaszener$10,60043.0 mm10.4 mm thickDressSinn 103 Ti DIAPALSinn103 Ti DIAPAL$3,50041.0 mmPilot
SinnR500$4,30042.0 mm16 mm thick74.5 gChronograph

Frequently asked questions

What grade of titanium is the Sinn 243 TW 66 WG?

The Sinn 243 TW 66 WG has a Titanium case. It is recorded at medium confidence pending a maker-stated grade.

What size is the Sinn 243 TW 66 WG?

It is 29.5 mm in diameter, 9 mm thick, and water resistant to 100 m.

How much does the Sinn 243 TW 66 WG weigh?

About 24 g (head).

How much does the Sinn 243 TW 66 WG cost, and is it available?

It is current-production and lists from $7,880.

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