Side by side

Sugess Seestern S456 GMTvsNOMOS Glashütte Tangomat GMT

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Seestern S456 GMT
SugessSeestern S456 GMT
MSRP $299
Tangomat GMT
NOMOS GlashütteTangomat GMT
MSRP $5,740

At a glance

16 of 29 specs differ
Diameter
Seestern S456 GMT40mm
Tangomat GMT40mm
Power Reserve
Seestern S456 GMT40h
Tangomat GMT42 hoursh
Water Resistance
Seestern S456 GMT200m
Tangomat GMT30m
MSRP
Seestern S456 GMT$299
Tangomat GMT$5,740

Full specifications

Case

5 specs
Thickness
13mm
10.9mm
Lug-to-Lug
48.8mm
50.5mm
Finish
Brushed and polished
Water Resistance
200m
30m
Caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Blue
White
Indices
Applied
Lume
Tritium
None

Movement

5 specs
Caliber
NH34
DUW 5201
Beat Rate
28,800 vph
21,600 vph
Power Reserve
40h
42 hoursh
Jewels
25
26
Complications
GMT, Date
None

Pricing

1 specs
MSRP
$299
$5,740

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Sugess Seestern S456 GMT

Owners widely praise the Sugess Seestern S456 GMT for its excellent case finishing, deep blue sunburst dial, and crisp indices, with one owner rating the overall fit and finish 9.5 out of 10. The watch is noted for its legibility, strong lume that lasts about 4 hours, and accurate timekeeping around -4 seconds per day, with easy GMT hand adjustment. Some owners report issues with a loose or friction-based unidirectional bezel, while others find theirs tight and prefer a bidirectional GMT bezel. The sapphire crystal is described as clear and flat by some, but others find it very reflective with AR coating that could be improved. Sizing is generally considered good at 39mm with a 46mm lug-to-lug and 12mm thickness, though one owner expresses concern about its 49mm lug-to-lug and 41mm bezel diameter. Overall, owners rate the Sugess Seestern S456 GMT highly for its impressive finishing and dial at its price point.

NOMOS Glashütte Tangomat GMT

Owners and reviewers widely praise the NOMOS Glashütte Tangomat GMT for its elegant Bauhaus design, detailed finishing, and true in-house GMT movement, with many considering it excellent value. The watch's simplicity and user-friendly world time dial are highlighted as refreshing departures from busy designs. Some owners find the 40mm case wears larger than expected, and the GMT function, which uses a disk adjusted by a pusher, is noted as requiring manual adjustment and can be less convenient than a traditional hour hand for some users. One owner reported a daily accuracy drift of 25-35 seconds, while another experienced accidental pressing of the timezone pusher. On balance, owners and reviewers rate the NOMOS Glashütte Tangomat GMT highly for its unique in-house GMT complication and refined aesthetic at an accessible price point.

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