Side by side

Mark Time Watches M 5vsSeestern S450 Ocean Star

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

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M 5
Mark Time WatchesM 5
S450 Ocean Star
SeesternS450 Ocean Star
MSRP $299
Buy from Mark Time Watches ↗
Buy used on eBay ↗
Buy from Seestern ↗
Buy used on eBay ↗

At a glance

13 of 29 specs differ
Diameter
M 536mm
S450 Ocean Star40mm
Power Reserve
M 5—
S450 Ocean Star41h
Water Resistance
M 5100m
S450 Ocean Star100m
MSRP
M 5—
S450 Ocean Star$299

Full specifications

Case

5 specs
Category
—
Diver
Diameter
36mm
40mm
Thickness
10.2mm
12mm
Lug-to-Lug
42.5mm
48mm
Material
Stainless Steel
316L Stainless Steel

Crystal & Dial

2 specs
Dial Color
—
White
Lume
None
Tritium

Movement

5 specs
Caliber
Miyota 9039
TMI NH35A
Beat Rate
28,800 vph
21,600 vph
Power Reserve
—
41h
Jewels
25
24
Complications
None
GMT, Date

Pricing

1 specs
MSRP
—
$299
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