Side by side

Spinnaker Dumas GMTvsLongines MASTER COLLECTION

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

Dumas GMT
SpinnakerDumas GMT
MSRP $399
MASTER COLLECTION
LonginesMASTER COLLECTION
MSRP $3,950

At a glance

20 of 29 specs differ
Diameter
Dumas GMT44mm
MASTER COLLECTION29mm
Power Reserve
Dumas GMT40h
MASTER COLLECTION45h
Water Resistance
Dumas GMT300m
MASTER COLLECTION30m
MSRP
Dumas GMT$399
MASTER COLLECTION$3,950

Full specifications

Case

9 specs
Category
GMT
Diameter
44mm
29mm
Thickness
15mm
9mm
Lug-to-Lug
48mm
34.5mm
Lug Width
22mm
15mm
Material
316L Stainless Steel
18k Yellow Gold
Finish
Brushed and polished
Water Resistance
300m
30m
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Blue
Steel
Indices
Applied

Movement

6 specs
Caliber
Seiko NH34A
L592.5
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
45h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No

Pricing

1 specs
MSRP
$399
$3,950

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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 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.

Longines MASTER COLLECTION

The Longines MASTER COLLECTION is widely praised for its excellent finishing and value, with owners highlighting its classic design and dressy profile. Reviewers note the beautiful dial execution, featuring engraved Breguet numerals and snailed subdials on some variants, and the smooth winding feel of the automatic movements. The Master Collection Chronograph is specifically lauded for its column wheel chronograph and moon phase complication at its price point. However, some owners find the bracelet difficult to adjust due to a lack of micro-adjustments, and one reviewer criticized the case finishing and pushers on the chronograph as homogenous and cheap-feeling. The Master Collection Annual Calendar's 30m water resistance is considered light by one source. Overall, owners and reviewers rate the Longines MASTER COLLECTION highly for its classical styling and exceptional value, particularly for its complications and finishing at the price.

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