Side by side

Nivada Grenchen Chronomaster ValjouxvsSpinnaker Dumas Automatic

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

Chronomaster Valjoux
Nivada GrenchenChronomaster Valjoux
MSRP $5,000
Dumas Automatic
SpinnakerDumas Automatic
MSRP $239

At a glance

16 of 29 specs differ
Diameter
Chronomaster Valjoux38mm
Dumas Automatic44mm
Power Reserve
Chronomaster Valjoux48h
Dumas Automatic40h
Water Resistance
Chronomaster Valjoux100m
Dumas Automatic300m
MSRP
Chronomaster Valjoux$5,000
Dumas Automatic$239

Full specifications

Case

9 specs
Category
Chronograph
Diver
Diameter
38mm
44mm
Thickness
12.95mm
15mm
Lug-to-Lug
46.5mm
48mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed + Polished
Brushed and polished
Water Resistance
100m
300m
Caseback
316L Steel Silver Color Open Case back with Sapphire Glass
Solid

Crystal & Dial

2 specs
Dial Color
Black
Blue
Lume
Super-LumiNova
None

Movement

4 specs
Caliber
Valjoux 23
SII NH35A
Type
Manual
Automatic
Power Reserve
48h
40h
Complications
GMT, Chronograph
None

Pricing

1 specs
MSRP
$5,000
$239

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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.

Nivada Grenchen Chronomaster Valjoux

The Nivada Grenchen Chronomaster is praised for its vintage aesthetic and versatility, with the Aventurine Blue variant offering a unique starry dial and world time bezel. Owners note the sub-dials are small and difficult to read, and the Sellita SW510 movement exhibits rotor wobble and hand play. The $5,000 price point is a significant increase from previous reissues. Overall, owners rate the Nivada Grenchen Chronomaster highly for its vintage aesthetic and unique dial options, despite some concerns about sub-dial legibility and movement characteristics.

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.

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