Side by side

Spinnaker Fleuss 40 AutomaticvsTudor Black Bay Ceramic

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

Fleuss 40 Automatic
SpinnakerFleuss 40 Automatic
MSRP $450
Black Bay Ceramic
TudorBlack Bay Ceramic
MSRP $6,125

At a glance

11 of 29 specs differ
Diameter
Fleuss 40 Automatic40mm
Black Bay Ceramic41mm
Power Reserve
Fleuss 40 Automatic40h
Black Bay Ceramic70h
Water Resistance
Fleuss 40 Automatic150m
Black Bay Ceramic200m
MSRP
Fleuss 40 Automatic$450
Black Bay Ceramic$6,125

Full specifications

Case

7 specs
Diameter
40mm
41mm
Thickness
11mm
14.4mm
Lug-to-Lug
47mm
46mm
Lug Width
20mm
22mm
Material
316L Stainless Steel
Ceramic
Water Resistance
150m
200m
Caseback
Solid
Engraved

Crystal & Dial

1 specs
Dial Color
Coral
Black

Movement

2 specs
Caliber
SII NH35A
MT5602-1U
Power Reserve
40h
70h

Pricing

1 specs
MSRP
$450
$6,125

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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 Fleuss 40 Automatic

Owners find the Spinnaker Fleuss 40 Automatic a good size for smaller wrists, though one owner notes the lume is too diffuse for easy nighttime reading. The pilot-style crown is an unusual feature for a dive watch. Overall, owners value the Spinnaker Fleuss 40 Automatic for its wearability on smaller wrists.

From video reviewers

The coral red dial is a unique aesthetic. The watch is a strong contender for best-in-class under $300.

Tudor Black Bay Ceramic

The Tudor Black Bay Ceramic's matte ceramic case and bracelet offer a stealthy, scratch-proof aesthetic that shifts from anthracite to gray in light. Reviewers note its comfortable wearability, with one highlighting improved comfort over steel versions, and praise the METAS-certified MT5602-U movement. However, the sandblasted finishing is described as lacking contrast, and the bracelet's butterfly clasp omits on-the-fly adjustment. The PVD-treated steel bezel ring is also flagged as a potential wear-and-tear vulnerability. On balance, reviewers find the Tudor Black Bay Ceramic appealing for its unique ceramic construction and durable, stealthy finish, despite some functional limitations.

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