Side by side

Fortis Marinemaster M-40vsLongines SPIRIT PILOT FLYBACK

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

Marinemaster M-40
FortisMarinemaster M-40
MSRP $3,520
SPIRIT PILOT FLYBACK
LonginesSPIRIT PILOT FLYBACK
MSRP $5,550

At a glance

22 of 29 specs differ
Diameter
Marinemaster M-4040mm
SPIRIT PILOT FLYBACK39.5mm
Power Reserve
Marinemaster M-4038h
SPIRIT PILOT FLYBACK44h
Water Resistance
Marinemaster M-40300m
SPIRIT PILOT FLYBACK100m
MSRP
Marinemaster M-40$3,520
SPIRIT PILOT FLYBACK$5,550

Full specifications

Case

9 specs
Category
Diver
Pilot
Diameter
40mm
39.5mm
Thickness
13mm
13.4mm
Lug-to-Lug
47.4mm
Lug Width
21mm
20mm
Material
Stainless Steel
Ceramic
Finish
Brushed and polished
Water Resistance
300m
100m
Caseback
Solid
Screw-down and transparent with sapphire crystal case back

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Inner
Both sides
Dial Color
Orange
Black
Indices
Applied
Applied Arabic numerals
Lume
None
Super-LumiNova

Movement

7 specs
Caliber
Sellita SW220-1
L792.4
Type
Automatic
Manual
Power Reserve
38h
44h
Jewels
26
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
None
Hours, minutes, small seconds at 9 o'clock

Pricing

1 specs
MSRP
$3,520
$5,550

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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.

Fortis Marinemaster M-40

Owners praise the Fortis Amber Orange for its gorgeous appearance and strong wrist presence, noting its crazy lume and 70-hour power reserve. The Doxa SUB 300T, described as having a superb, eccentric design with a highly legible dial and functional no-decompression bezel, uses an ETA 2824-2 movement. However, the SUB 300T's 42.5mm case wears large and its 14mm thickness is not ideal for dress shirts, though it boasts 1,200m water resistance. On balance, owners appreciate the Fortis Amber Orange for its striking aesthetics and impressive lume.

Longines SPIRIT PILOT FLYBACK

The Longines Spirit Pilot Flyback is widely praised for its refined 39.5mm case size, improved wearability, and clean dial design, incorporating enthusiast feedback by removing the five stars and date. Reviewers and owners consistently highlight its exceptional finishing, well-acting ceramic bezel, and the value it offers. The manual-winding L792.4 column-wheel chronograph movement is COSC-certified and offers a power reserve of approximately 68 to 72 hours. Some owners expressed disappointment with the removal of the five stars from the dial, and one reviewer noted that some numerals are partially cut off by the subdials. The watch is priced around $5,350 to $5,550 USD. Overall, owners and reviewers rate the Longines Spirit Pilot Flyback highly for its improved dimensions, finishing, and value proposition.

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