Shiro Kara Daibāzu: Kuro SUBvsSeiko Seiko 5 Sports SKX series
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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Daibāzu: Kuro SUB

Seiko 5 Sports SKX series
Diameter
40mm
38mm
Lug-to-Lug
48mm
44.2mm
lowest
Thickness
13.2mm
12.1mm
lowest
Water Resistance
100m
100m
Power Reserve
41h
41h
MSRP
$518
$350
lowest
Movement
Seiko NH35
Seiko 4R36
Case
4 specsDiameter
40mm
38mm
Thickness
13.2mm
12.1mm
Lug-to-Lug
48mm
44.2mm
Material
904L Stainless Steel
Stainless Steel
Crystal & Dial
3 specsCrystal
Sapphire
Hardlex
Dial Color
n/a
n/a
Lume
None
LumiBrite on hands and index(es)
Movement
2 specsCaliber
Seiko NH35
Seiko 4R36
Jewels
0
24
Pricing
1 specsMSRP
$518
$350
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