Side by side

Spinnaker Dumas AutomaticvsTissot Rockwatch

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

Dumas Automatic
SpinnakerDumas Automatic
MSRP $239
Rockwatch
TissotRockwatch
MSRP $1,225

At a glance

13 of 29 specs differ
Diameter
Dumas Automatic44mm
Rockwatch38mm
Power Reserve
Dumas Automatic40h
Rockwatch40h
Water Resistance
Dumas Automatic300m
Rockwatch100m
MSRP
Dumas Automatic$239
Rockwatch$1,225

Full specifications

Case

7 specs
Category
Diver
Sport
Diameter
44mm
38mm
Thickness
15mm
8.6mm
Lug-to-Lug
48mm
38mm
Lug Width
22mm
9mm
Material
316L Stainless Steel
Stone
Water Resistance
300m
100m

Crystal & Dial

3 specs
Crystal Shape
Flat
Domed
AR Coating
Inner
Yes
Dial Color
Blue
No dial

Movement

2 specs
Caliber
SII NH35A
Type
Automatic
Quartz

Pricing

1 specs
MSRP
$239
$1,225

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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 Rockwatch

The Tissot Rockwatch is widely praised for its innovative use of solid Swiss granite for the case and dial, with each piece featuring a unique pattern derived from materials like the Jungfrau mountain. Reviewers highlight its quirky charm, tactile experience, and historical significance as a business success for Tissot during a difficult period. The 38mm case size and short lug-to-lug measurement contribute to its wearability. However, the included black leather strap is considered decent at best and could be improved. Overall, reviewers celebrate the Tissot Rockwatch for its unique material, historical importance, and distinctive aesthetic.

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