Side by side

Nodus Sector II Dive GMTvsTudor Black Bay One 31

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

Sector II Dive GMT
NodusSector II Dive GMT
MSRP $575
Black Bay One 31
TudorBlack Bay One 31
MSRP $4,600

At a glance

14 of 29 specs differ
Diameter
Sector II Dive GMT38mm
Black Bay One 3131mm
Power Reserve
Sector II Dive GMT41h
Black Bay One 3150h
Water Resistance
Sector II Dive GMT100m
Black Bay One 31100m
MSRP
Sector II Dive GMT$575
Black Bay One 31$4,600

Full specifications

Case

6 specs
Diameter
38mm
31mm
Thickness
11.9mm
9.5mm
Lug-to-Lug
47mm
46mm
Lug Width
20mm
17mm
Finish
Brushed and polished
Polished + Satin
Caseback
Solid
Solid screw-down

Crystal & Dial

4 specs
Crystal Shape
Box
Flat
AR Coating
Yes
Inner
Dial Color
Anthracite
Lume
Swiss Super-LumiNova® BGW9 Grade A
None

Movement

3 specs
Caliber
TMI NH34 (GMT)
MT5201
Power Reserve
41h
50h
Jewels
24
25

Pricing

1 specs
MSRP
$575
$4,600

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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.

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.

Tudor Black Bay One 31

Owners widely report the Tudor Black Bay One 31's polished case and bracelet scratch easily, though its wearability under gloves and robust movement are praised. Some desire more micro-adjustment options on the clasp, and a lack of contrast between the silver dial and hands is noted. The 31mm size may be a consideration for daily wear due to its 50-hour power reserve. On balance, owners and reviewers appreciate the Tudor Black Bay One 31 for its comfortable wearability and robust movement, despite concerns about case scratching and clasp adjustability.

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