Side by side

Seestern S456 GMTvsNodus Sector II Dive GMT

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

S456 GMT
SeesternS456 GMT
MSRP $299
Sector II Dive GMT
NodusSector II Dive GMT
MSRP $575

At a glance

16 of 29 specs differ
Diameter
S456 GMT41mm
Sector II Dive GMT38mm
Power Reserve
S456 GMT41hh
Sector II Dive GMT41h
Water Resistance
S456 GMT200m
Sector II Dive GMT100m
MSRP
S456 GMT$299
Sector II Dive GMT$575

Full specifications

Case

7 specs
Category
GMT
Diver
Diameter
41mm
38mm
Thickness
13mm
11.9mm
Lug-to-Lug
49mm
47mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed + Polished
Brushed and polished
Water Resistance
200m
100m

Crystal & Dial

4 specs
Crystal Shape
Flat
Box
AR Coating
Inner
Yes
Dial Color
Sunray style, applied and Diamond cut Indices, C1 lume
Lume
C1
Swiss Super-LumiNova® BGW9 Grade A

Movement

4 specs
Caliber
Seiko NH34
TMI NH34 (GMT)
Beat Rate
3 vph
28,800 vph
Power Reserve
41hh
41h
Complications
GMT
None

Pricing

1 specs
MSRP
$299
$575

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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.

Seestern S456 GMT

Owners widely praise the Seestern S456 GMT for its exceptional value and finishing that exceeds expectations, with one owner noting its accuracy surpasses that of their Seiko 5. The dial displays a pearl-like rainbow effect. Some owners would prefer a bidirectional bezel over the current unidirectional one. The Seestern S456 GMT features an NH34 movement, a 39.5mm case, sapphire crystal, and an adjustable clasp. On balance, owners rate the Seestern S456 GMT highly for its impressive finishing and value proposition at its price point.

From video reviewers

The watch features stunning, detailed finishing that is difficult to top. Reviewers did not reach a consensus on any weaknesses.

Nodus Sector II Dive GMT

Owners widely praise the Nodus Sector II Dive GMT for its solid build, bracelet, and fit and finish for the price, with reviewers noting its well-executed finishing featuring alternating brushed and polished surfaces. The regulated Seiko NH34 movement is reported to run at +5 seconds per day. Some owners desire a Miyota 9075 movement and lume on the GMT hand, and a reviewer finds the 120-click dive bezel less ideal for GMT functions than a bi-directional 48-click GMT bezel, while the dial's dense Arabic numerals can be overwhelming for some despite good legibility. On balance, owners and reviewers rate the Nodus Sector II Dive GMT highly for its attractive design and build quality at its price point.

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