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Radcliffe Watches L'INSTANT SONOREvsSeiko Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition

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

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L'INSTANT SONORE
Radcliffe WatchesL'INSTANT SONORE
MSRP $1,588
Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition
SeikoProspex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition
MSRP $3,000
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At a glance

15 of 29 specs differ
Diameter
L'INSTANT SONORE40mm
Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition42.5mm
Power Reserve
L'INSTANT SONORE—
Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition45h
Water Resistance
L'INSTANT SONORE30m
Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition100m
MSRP
L'INSTANT SONORE$1,588
Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition$3,000

Full specifications

Case

7 specs
Category
—
Chronograph
Diameter
40mm
42.5mm
Thickness
—
15.1mm
Lug-to-Lug
47mm
50mm
Lug Width
—
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
30m
100m

Crystal & Dial

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

Movement

3 specs
Caliber
Miyota 9015
8R46
Power Reserve
—
45h
Jewels
25
34

Pricing

1 specs
MSRP
—
$3,000
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