Frederique Constant Classics Index Small Seconds AutomaticvsNOMOS Glashütte Tangomat ruthenium
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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Classics Index Small Seconds Automatic

Tangomat ruthenium
Diameter
39mm
38.3mm
Lug-to-Lug
n/a
48mm
Thickness
n/a
8.3mm
Water Resistance
50m
highest
30m
Power Reserve
n/a
43h
MSRP
$1,295
lowest
$3,700
Movement
Automatic
Nomos DUW 5001
Case
7 specsCrystal & Dial
4 specsMovement
4 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Frederique Constant Classics Index Small Seconds Automatic for its elegant, Patek Calatrava-like aesthetic, with its silvered dial, hands, and applied indices creating a simple, readable, and dressy appearance. The polished stainless steel case is noted as flawless, and the watch is considered surprisingly versatile, possessing a tool watch character despite its dress watch origins. Some owners find the winding action smooth but stiff, while others are blown away by the value offered at its price point, with one owner noting it feels surprisingly thin. The Frederique Constant Classics Index Small Seconds Automatic is powered by an automatic movement and measures 39mm, with 50m of water resistance. Overall, owners rate the Frederique Constant Classics Index Small Seconds Automatic highly for its elegant design and strong value proposition.
Owners widely praise the NOMOS Glashütte Tangomat ruthenium for its Bauhaus aesthetic and Glashütte watchmaking quality, viewing it as a dressier piece. One owner notes the Tangomat Ruthenium runs at +2 seconds/day and has a 43-hour power reserve. The watch is offered at $1,850 shipped. Some feel the case proportions are less suited to its sharp design compared to the Tangente. Overall, owners value the NOMOS Glashütte Tangomat ruthenium for its distinctive Bauhaus design and perceived quality craftsmanship.
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