Haigh & Hastings M2vsSeiko Prospex Sea The Black Series

lug2lug doesn't sell watches. Buy links open the brand's or seller's own site. Some links are affiliate links: lug2lug may earn a commission at no extra cost to you. Disclosures

Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Haigh & Hastings M2 at true scale

M2

Seiko Prospex Sea The Black Series at true scale

Prospex Sea The Black Series

Diameter

44mm

45mm

Lug-to-Lug

52mm

47.7mm

lowest

Thickness

12.2mm

lowest

13.2mm

Water Resistance

300m

highest

200m

Power Reserve

n/a

41h

MSRP

n/a

$765

Movement

Seiko NH38

Seiko 4R36

Case

4 specs
Diameter
44mm
45mm
Thickness
12.2mm
13.2mm
Lug-to-Lug
52mm
47.7mm
Water Resistance
300m
200m

Crystal & Dial

3 specs
AR Coating
n/a
Anti-reflective coating on inner surface
Dial Color
Black
n/a
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Seiko NH38
Seiko 4R36
Power Reserve
n/a
41h
Jewels
0
24

Pricing

1 specs
MSRP
n/a
$765
Keep your wishlist and collection together in the appExplore the app