Side by side

Fortis Marinemaster M-40vsLorier Neptune SIV

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
Neptune SIV
LorierNeptune SIV
MSRP $599

At a glance

9 of 29 specs differ
Diameter
Marinemaster M-4040mm
Neptune SIV39mm
Power Reserve
Marinemaster M-4038h
Neptune SIV40h
Water Resistance
Marinemaster M-40300m
Neptune SIV200m
MSRP
Marinemaster M-40$3,520
Neptune SIV$599

Full specifications

Case

4 specs
Diameter
40mm
39mm
Thickness
13mm
Lug Width
21mm
20mm
Water Resistance
300m
200m

Crystal & Dial

1 specs
Dial Color
Orange
Standard

Movement

3 specs
Caliber
Sellita SW220-1
Power Reserve
38h
40h
Jewels
26
25

Pricing

1 specs
MSRP
$3,520
$599

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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.

Lorier Neptune SIV

Owners widely praise the Lorier Neptune SIV for its versatile, vintage-inspired design featuring a glossy gilt-style dial and a comfortable, tapered bracelet, noting its affordability reduces wear anxiety. Reviewers and owners alike mention the acrylic crystal as a point of contention, with some preferring sapphire, and one owner finds the bracelet lacks the feel of more expensive options. On balance, owners and reviewers rate the Lorier Neptune SIV highly for its appealing vintage aesthetic and value proposition.

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