Side by side

Spinnaker Dumas AutomaticvsTissot PRX Carbon

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

Dumas Automatic
SpinnakerDumas Automatic
MSRP $239
PRX Carbon
TissotPRX Carbon
MSRP $1,150

At a glance

14 of 29 specs differ
Diameter
Dumas Automatic44mm
PRX Carbon40.5mm
Power Reserve
Dumas Automatic40h
PRX Carbon80h
Water Resistance
Dumas Automatic300m
PRX Carbon100m
MSRP
Dumas Automatic$239
PRX Carbon$1,150

Full specifications

Case

7 specs
Category
Diver
Dress
Diameter
44mm
40.5mm
Thickness
15mm
11.23mm
Lug-to-Lug
48mm
40mm
Lug Width
22mm
12mm
Material
316L Stainless Steel
Carbon
Water Resistance
300m
100m

Crystal & Dial

4 specs
AR Coating
Inner
Yes
Dial Color
Blue
Black carbon
Indices
Applied
Indexes
Lume
None
Super-LumiNova ®

Movement

2 specs
Caliber
SII NH35A
Powermatic 80
Power Reserve
40h
80h

Pricing

1 specs
MSRP
$239
$1,150

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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 Dumas Automatic

Owners widely praise the Spinnaker Dumas Automatic for its attractive textured blue dial, applied indices, and well-finished case, noting its comfortable wearability due to a short lug-to-lug distance. Some owners flag the use of mineral crystal instead of sapphire and a bracelet with a learning curve and loose keeper. Overall, owners rate the Spinnaker Dumas Automatic highly for its aesthetics and case finishing at its price point.

Tissot PRX Carbon

The Tissot PRX Carbon is widely praised for its unique, stealthy forged carbon aesthetic and lightweight wearability, with many owners considering it a standout within the PRX line. Owners consistently highlight the comfortable, high-quality rubber strap and the appealing forged carbon look. Accuracy is noted as COSC-level, and the Powermatic 80 movement is specifically mentioned as featuring a silicon balance spring. However, legibility is hampered by a textured carbon dial and poor lume, and some owners find the dial too shiny. The $1,150 price point is considered high by some, though others view it as decent value. On balance, owners rate the Tissot PRX Carbon highly for its distinctive lightweight design and comfortable wearability.

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