Side by side

Nivada Grenchen Chronomaster 41mm Automatic ChronographvsSpinnaker Dumas GMT

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

Chronomaster 41mm Automatic Chronograph
Nivada GrenchenChronomaster 41mm Automatic Chronograph
MSRP $2,295
Dumas GMT
SpinnakerDumas GMT
MSRP $399

At a glance

15 of 29 specs differ
Diameter
Chronomaster 41mm Automatic Chronograph41mm
Dumas GMT44mm
Power Reserve
Chronomaster 41mm Automatic Chronograph40h
Dumas GMT40h
Water Resistance
Chronomaster 41mm Automatic Chronograph100m
Dumas GMT300m
MSRP
Chronomaster 41mm Automatic Chronograph$2,295
Dumas GMT$399

Full specifications

Case

9 specs
Category
Chronograph
GMT
Diameter
41mm
44mm
Thickness
15.85mm
15mm
Lug-to-Lug
48.5mm
48mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed + Polished
Brushed and polished
Water Resistance
100m
300m
Caseback
316L Stainless Steel
Solid

Crystal & Dial

2 specs
Dial Color
Black
Blue
Lume
x1
None

Movement

3 specs
Caliber
Seiko NH34A
Beat Rate
4 vph
28,800 vph
Complications
GMT, Chronograph, Small seconds
None

Pricing

1 specs
MSRP
$2,295
$399

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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 41mm Automatic Chronograph

Owners widely praise the Nivada Grenchen Chronomaster 41mm Automatic Chronograph for its perfect 41mm size and great finishing, with one owner noting its Elaboré-grade SW510-M movement runs accurately at +1 second per day. The "fauxtina" dial is appreciated for its vintage character, and the watch's versatility is highlighted by its tachymeter, dive bezel, and regatta timer functions. However, one owner found the watch felt poorly put together and lighter than expected. The water resistance is rated at 100m, a reduction from the original model's 200m. Overall, owners rate the Nivada Grenchen Chronomaster 41mm Automatic Chronograph highly for its vintage aesthetic and versatile complication set.

Spinnaker Dumas GMT

Owners praise the Spinnaker Dumas GMT's satisfying lume, including on the crown, and good finishing, with one owner finding it wears well on a 17cm wrist. The watch features a Seiko NH34A GMT movement and a blue gradient dial. Reviewers note its 44mm diameter and 209g weight on the bracelet make it unsuitable for smaller wrists.

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