Side by side

Zelos Aventurine (sellita)vsFortis Marinemaster M-40

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

Aventurine (sellita)
ZelosAventurine (sellita)
MSRP $699
Marinemaster M-40
FortisMarinemaster M-40
MSRP $3,520

At a glance

14 of 29 specs differ
Diameter
Aventurine (sellita)39mm
Marinemaster M-4040mm
Power Reserve
Aventurine (sellita)40h
Marinemaster M-4038h
Water Resistance
Aventurine (sellita)50m
Marinemaster M-40300m
MSRP
Aventurine (sellita)$699
Marinemaster M-40$3,520

Full specifications

Case

7 specs
Category
Dress
Diver
Diameter
39mm
40mm
Thickness
7.6mm
13mm
Lug-to-Lug
39mm
Lug Width
20mm
21mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
50m
300m

Crystal & Dial

2 specs
Crystal
Domed Sapphire
Sapphire
Dial Color
Aventurine (Sellita)
Orange

Movement

4 specs
Caliber
ETA/Peseux 7001
Sellita SW220-1
Type
Manual
Automatic
Power Reserve
40h
38h
Jewels
25
26

Pricing

1 specs
MSRP
$699
$3,520

Follow this matchup

Get a note when Zelos Aventurine (sellita) vs Fortis Marinemaster M-40 gets more votes, a community discussion, or a price drop. No account needed.

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Zelos Aventurine (sellita)

Zelos Aventurine (sellita) owners widely praise the dial's star-like appearance and the bracelet's light-catching qualities. Some owners note sharp edges on the bracelet. The manual-wind movement is cited as inconvenient for resetting the date and moon phase. Overall, owners rate the Zelos Aventurine (sellita) highly for its gorgeous aventurine dial.

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.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.