Chronotechna SeaQuest DivevsFortis Marinemaster M-40

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Chronotechna SeaQuest Dive at true scale

SeaQuest Dive

Fortis Marinemaster M-40 at true scale

Marinemaster M-40

Diameter

42mm

40mm

Lug-to-Lug

47.7mm

n/a

Thickness

12.4mm

lowest

13mm

Water Resistance

300m

300m

Power Reserve

41h

highest

38h

MSRP

n/a

$3,520

Movement

Sellita SW200-1

Sellita SW220-1

Case

4 specs
Diameter
42mm
40mm
Thickness
12.36mm
13mm
Lug-to-Lug
47.67mm
n/a
Lug Width
22mm
21mm

Crystal & Dial

2 specs
Dial Color
Black
Orange
Lume
SLN Dark Grey X1 Grade
None

Movement

4 specs
Caliber
Sellita SW200-1
Sellita SW220-1
Beat Rate
0 vph
28,800 vph
Power Reserve
41h
38h
Jewels
0
26

Pricing

1 specs
MSRP
n/a
$3,520
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Reviews

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

Chronotechna SeaQuest Dive

The Chronotechna SeaQuest Dive is commended for its distinctive "blackest black" dial, achieved with Musou paint for striking contrast, and its minimalist design that sidesteps common diver watch clichés. The watch is equipped with a Sellita SW200-1 automatic movement, a 42mm steel case featuring both brushed and polished finishes, a unidirectional ceramic bezel, and 300m water resistance. However, one owner notes that the cut-out edges of the sandwich dial appear rough, suggesting potential quality control issues with dial finishing. Overall, owners and reviewers appreciate the Chronotechna SeaQuest Dive for its unique dial and design, despite some concerns about dial finishing.

Fortis Marinemaster M-40

Owners widely praise the Fortis Marinemaster M-40 for its gorgeous appearance and strong wrist presence, noting its impressive lume. The watch comes with a bracelet and three rubber straps, including a deployant buckle. On balance, owners rate the Fortis Marinemaster M-40 highly for its aesthetic appeal and comprehensive strap package.

From video reviewers

The watch's Swiss Made construction and robust design are consistently praised. Reviewers noted the bracelet as a potential point of contention.

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