Side by side
Orient Star M45 F7 Mechanical Moon PhasevsSeiko Prospex SPEEDTIMER
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
14 of 29 specs differDiameter
M45 F7 Mechanical Moon Phase41mm
Prospex SPEEDTIMER42.5mm
Power Reserve
M45 F7 Mechanical Moon Phase50h
Prospex SPEEDTIMER45h
Water Resistance
M45 F7 Mechanical Moon Phase50m
Prospex SPEEDTIMER100m
MSRP
M45 F7 Mechanical Moon Phase$1,590
Prospex SPEEDTIMER$3,000
Full specifications
Case
6 specsCategory
Mechanical
Chronograph
Diameter
41mm
42.5mm
Thickness
13.8mm
15.1mm
Lug-to-Lug
49mm
50mm
Finish
—
—
Water Resistance
50m
100m
Crystal & Dial
4 specsCrystal Shape
—
Curved
AR Coating
Yes
Anti-reflective coating on inner surface
Dial Color
Brown Gradation
—
Lume
None
LumiBrite on hands and index(es)
Movement
3 specsCaliber
F7M65
8R46
Power Reserve
50h
45h
Jewels
22
34
Pricing
1 specsMSRP
$1,590
$3,000
More watches worth a look
Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.
Follow this matchup
Get a note when Orient Star M45 F7 Mechanical Moon Phase vs Seiko Prospex SPEEDTIMER gets more votes, a community discussion, or a price drop. No account needed.
People also compared
Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.
Orient Star M34 F7 Mechanical Moon PhasevsSeiko Prospex SPEEDTIMERManufaktur Waldhoff Multimatic IIvsSeiko Prospex SPEEDTIMERManufaktur Waldhoff Multimatic II Coral on steel braceletvsSeiko Prospex SPEEDTIMERLimes Pharo ChronographvsSeiko Prospex SPEEDTIMERGeckota Classic ChronotimervsOrient Star M45 F7 Mechanical Moon PhaseBeaufort BicompaxvsOrient Star M45 F7 Mechanical Moon Phase