Side by side

Fortis Marinemaster M-40vsSternglas Naos XL

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
Naos XL
SternglasNaos XL
MSRP $237

At a glance

12 of 29 specs differ
Diameter
Marinemaster M-4040mm
Naos XL42mm
Power Reserve
Marinemaster M-4038h
Naos XL
Water Resistance
Marinemaster M-40300m
Naos XL50m
MSRP
Marinemaster M-40$3,520
Naos XL$237

Full specifications

Case

6 specs
Category
Diver
Sport
Diameter
40mm
42mm
Thickness
13mm
6.6mm
Lug-to-Lug
47mm
Lug Width
21mm
20mm
Water Resistance
300m
50m

Crystal & Dial

1 specs
Dial Color
Orange

Movement

4 specs
Caliber
Sellita SW220-1
Miyota 9U15
Type
Automatic
Quartz
Power Reserve
38h
Jewels
26

Pricing

1 specs
MSRP
$3,520
$237

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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.

Sternglas Naos XL

Owners widely praise the Sternglas Naos XL for its versatile Bauhaus design, domed sapphire crystal, and value, with some finding its larger size comfortable and refined for its price. However, opinions are split on its aesthetic appeal, with one owner finding the hands and face underwhelming, while others appreciate the minimalistic dial. The date font is noted as too small to be useful by one owner, and the stock strap is generally considered basic or prone to wear. Accuracy figures vary, with one owner reporting a Miyota movement running fast and another noting +13 seconds per day. Overall, owners rate the Sternglas Naos XL highly for its Bauhaus aesthetics and affordability, despite some reservations about the movement and strap.

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