Signum CerovsSeiko Alpinist

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.

Signum Cero at true scale

Cero

Seiko Alpinist at true scale

Alpinist

Diameter

39.5mm

39.5mm

Lug-to-Lug

n/a

46.4mm

Thickness

13.4mm

13.2mm

lowest

Water Resistance

200m

200m

Power Reserve

n/a

70h

MSRP

$519

lowest

$750

Movement

Seiko NH35

Seiko 6R35

Case

4 specs
Thickness
13.4mm
13.2mm
Lug-to-Lug
n/a
46.4mm
Lug Width
n/a
20mm
Material
Bronze
Stainless Steel

Crystal & Dial

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

Movement

3 specs
Caliber
Seiko NH35
Seiko 6R35
Power Reserve
n/a
70h
Jewels
0
24

Pricing

1 specs
MSRP
$519
$750
Keep your wishlist and collection together in the appExplore the app

Reviews

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Signum Cero

Owners widely praise the Signum Cero's exceptional lume, satisfying bezel action, and distinctive dial designs, with the forged carbon and turquoise variants specifically highlighted for their visual appeal. The Seiko NH35 movement is noted as a reliable engine. Some owners find the 39.5mm case wears smaller, and one user reported the crown requires extra pressure to screw down. Overall, owners rate the Signum Cero highly for its unique aesthetics and strong lume at its price point.

Seiko Alpinist

Owners widely praise the Seiko Alpinist for its value, durability, and unique style, with many appreciating its accuracy and versatile design suitable for vacations. Some owners find the 39.5mm case size perfect for average wrists, while others with smaller wrists consider it large and thick. Opinions are split on the crystal type, with some preferring a domed sapphire and others accepting the Hardlex. The Seiko Alpinist is generally considered a well-built and attractive watch for the money.