Side by side

Seiko Prospex SPEEDTIMER MechanicalvsUgly Watch Co 300mD

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

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Prospex SPEEDTIMER Mechanical
SeikoProspex SPEEDTIMER Mechanical
MSRP $995
300mD
Ugly Watch Co300mD
Buy from Seiko ↗
Buy used on eBay ↗
Buy from Ugly Watch Co ↗
Buy used on eBay ↗

At a glance

14 of 29 specs differ
Diameter
Prospex SPEEDTIMER Mechanical39.5mm
300mD42mm
Power Reserve
Prospex SPEEDTIMER Mechanical72h
300mD—
Water Resistance
Prospex SPEEDTIMER Mechanical200m
300mD300m
MSRP
Prospex SPEEDTIMER Mechanical$995
300mD—

Full specifications

Case

6 specs
Category
Chronograph
—
Diameter
39.5mm
42mm
Thickness
12mm
13.5mm
Lug-to-Lug
44.5mm
46mm
Lug Width
20mm
—
Water Resistance
200m
300m

Crystal & Dial

4 specs
Crystal Shape
Curved
Flat
AR Coating
Anti-reflective coating on inner surface
Inner
Dial Color
Black
Red
Lume
LumiBrite on hands and index(es)
None

Movement

3 specs
Caliber
6R55
Seiko NH35
Power Reserve
72h
—
Jewels
24
25

Pricing

1 specs
MSRP
$995
—
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