Side by side

Spinnaker Tesei Bronze SwissvsTudor Black Bay One 31

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

Tesei Bronze Swiss
SpinnakerTesei Bronze Swiss
MSRP $850
Black Bay One 31
TudorBlack Bay One 31
MSRP $4,600

At a glance

12 of 29 specs differ
Diameter
Tesei Bronze Swiss43mm
Black Bay One 3131mm
Power Reserve
Tesei Bronze Swiss40h
Black Bay One 3150h
Water Resistance
Tesei Bronze Swiss300m
Black Bay One 31100m
MSRP
Tesei Bronze Swiss$850
Black Bay One 31$4,600

Full specifications

Case

8 specs
Diameter
43mm
31mm
Thickness
16mm
9.5mm
Lug-to-Lug
52mm
46mm
Lug Width
22mm
17mm
Material
Bronze
Stainless Steel
Finish
Brushed and polished
Polished + Satin
Water Resistance
300m
100m
Caseback
Solid
Solid screw-down

Crystal & Dial

1 specs
Dial Color
Green
Anthracite

Movement

2 specs
Caliber
Sellita SW200-1
MT5201
Power Reserve
40h
50h

Pricing

1 specs
MSRP
$850
$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.

Spinnaker Tesei Bronze Swiss

Owners praise the Spinnaker Tesei Bronze Swiss for its incredible macro-level detail and sharp design, noting its bronze case, ceramic bezel, and wave dial. The inclusion of a Sellita SW200 Swiss movement is highlighted. One owner expressed a desire for a smaller 39-40mm variant, stating it would be their ultimate bronze diver if such a size were offered. On balance, owners rate the Spinnaker Tesei Bronze Swiss highly for its detailed finishing and bronze diver aesthetic.

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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