Side by side

Fortis Marinemaster M-40vsGlycine Sea Kraken

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
Sea Kraken
GlycineSea Kraken
MSRP $1,600

At a glance

14 of 29 specs differ
Diameter
Marinemaster M-4040mm
Sea Kraken39mm
Power Reserve
Marinemaster M-4038h
Sea Kraken38h
Water Resistance
Marinemaster M-40300m
Sea Kraken150m
MSRP
Marinemaster M-40$3,520
Sea Kraken$1,600

Full specifications

Case

6 specs
Diameter
40mm
39mm
Thickness
13mm
12.7mm
Lug Width
21mm
22mm
Finish
Brushed and polished
Water Resistance
300m
150m
Caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Orange
White
Indices
Applied
Lume
None
Luminous

Movement

2 specs
Caliber
Sellita SW220-1
SW200-1
Complications
None
Date

Pricing

1 specs
MSRP
$3,520
$1,600

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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.

Glycine Sea Kraken

The Glycine Sea Kraken is widely praised for its retro design and excellent case finishing for its price, with reviewers noting crisp dial printing and an elegant stainless steel bezel. Owners report excellent accuracy, with some seeing deviations as low as 1 second per day, though one user observed up to a 6-second loss during high activity. The 39mm size is generally considered comfortable, though its 48mm lug-to-lug measurement may be an issue for smaller wrists. The bezel action is consistently flagged as strong with no back-play. The included leather strap is frequently criticized as unsuitable for a diver and often replaced. On balance, owners and reviewers rate the Glycine Sea Kraken highly for its vintage aesthetic and strong value proposition, particularly given its adjusted Sellita SW200 movement and limited edition status.

From video reviewers

The Glycine Sea Kraken's value at its price point is a significant strength. Reviewers did not reach a consensus on any weaknesses.

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