Side by side
Seiko Prospex SeavsSwatch Blurang
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
16 of 29 specs differDiameter
Prospex Sea41.7mm
Blurang42mm
Power Reserve
Prospex Sea41h
Blurang—
Water Resistance
Prospex Sea200m
Blurang30m
MSRP
Prospex Sea$595
Blurang$260
Full specifications
Case
7 specsCategory
Diver
Mechanical
Diameter
41.7mm
42mm
Thickness
12.3mm
13.8mm
Lug-to-Lug
49.5mm
50.6mm
Lug Width
20mm
—
Finish
—
Stainless Steel
Water Resistance
200m
30m
Crystal & Dial
3 specsCrystal
Hardlex
—
Dial Color
—
Blue
Lume
LumiBrite on hands, index(es) and bezel
None
Movement
5 specsCaliber
Seiko 4R35
—
Power Reserve
41h
0h
Jewels
23
0
Hacking
No
Yes
Hand-winding
No
Yes
Pricing
1 specsMSRP
$595
$260
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