Side by side

Spinnaker Dumas AutomaticvsTissot Le Locle Open Heart

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

Dumas Automatic
SpinnakerDumas Automatic
MSRP $239
Le Locle Open Heart
TissotLe Locle Open Heart
MSRP $995

At a glance

12 of 29 specs differ
Diameter
Dumas Automatic44mm
Le Locle Open Heart39.3mm
Power Reserve
Dumas Automatic40h
Le Locle Open Heart80h
Water Resistance
Dumas Automatic300m
Le Locle Open Heart30m
MSRP
Dumas Automatic$239
Le Locle Open Heart$995

Full specifications

Case

7 specs
Category
Diver
Chronograph
Diameter
44mm
39.3mm
Thickness
15mm
9.75mm
Lug-to-Lug
48mm
39.3mm
Lug Width
22mm
19mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
30m

Crystal & Dial

2 specs
Dial Color
Blue
Silver
Indices
Applied
Roman

Movement

2 specs
Caliber
SII NH35A
11 1/2'''
Power Reserve
40h
80h

Pricing

1 specs
MSRP
$239
$995

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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 Le Locle Open Heart

Owners widely praise the Tissot Le Locle Open Heart for its elegant aesthetic, featuring a guilloché dial and Roman numerals, and appreciate its practical 80-hour power reserve and Nivachron hairspring. The watch is also noted for offering dual bracelet and strap options, along with a see-through case back. However, one owner flags negative community feedback regarding the comfort of the synthetic leather strap. Overall, owners rate the Tissot Le Locle Open Heart highly for its attractive design and impressive technical specifications at its price point.

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