Side by side
Radcliffe Watches L'INSTANT SONOREvsSeiko Prospex Sea 1965 Heritage Diver's Watch
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
14 of 29 specs differDiameter
L'INSTANT SONORE40mm
Prospex Sea 1965 Heritage Diver's Watch40mm
Power Reserve
L'INSTANT SONORE—
Prospex Sea 1965 Heritage Diver's Watch72h
Water Resistance
L'INSTANT SONORE30m
Prospex Sea 1965 Heritage Diver's Watch300m
MSRP
L'INSTANT SONORE$1,588
Prospex Sea 1965 Heritage Diver's Watch$1,300
Full specifications
Case
6 specsCategory
—
Diver
Thickness
—
13mm
Lug-to-Lug
47mm
46.4mm
Lug Width
—
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
30m
300m
Crystal & Dial
4 specsCrystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
—
Black
Lume
None
LumiBrite on hands, index(es) and bezel
Movement
3 specsCaliber
Miyota 9015
6R55
Power Reserve
—
72h
Jewels
25
24
Pricing
1 specsMSRP
—
$1,300
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