Side by side

Ollech & Wajs MK-102vsSeiko Prospex Sea

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

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MK-102
Ollech & WajsMK-102
MSRP $1,596
See the full MK-102
Prospex Sea
SeikoProspex Sea
MSRP $625
See the full Prospex Sea
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At a glance

12 of 29 specs differ
Diameter
MK-10239.5mm
Prospex Sea43.8mm
Power Reserve
MK-102—
Prospex Sea41h
Water Resistance
MK-102300m
Prospex Sea200m
MSRP
MK-102$1,596
Prospex Sea$625

Full specifications

Case

6 specs
Category
—
Diver
Diameter
39.5mm
43.8mm
Thickness
12.5mm
12.8mm
Lug-to-Lug
48mm
48.7mm
Lug Width
20mm
22mm
Water Resistance
300m
200m

Crystal & Dial

2 specs
AR Coating
—
Anti-reflective coating on inner surface
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Soprod P024
Seiko 4R35
Power Reserve
0h
41h
Jewels
0
23

Pricing

1 specs
MSRP
$1,596
$625
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