Side by side

Seiko Prospex SPEEDTIMER MechanicalvsZelos Nova 37

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

Prospex SPEEDTIMER Mechanical
SeikoProspex SPEEDTIMER Mechanical
MSRP $995
Nova 37
ZelosNova 37
MSRP $899

At a glance

16 of 29 specs differ
Diameter
Prospex SPEEDTIMER Mechanical39.5mm
Nova 3737mm
Power Reserve
Prospex SPEEDTIMER Mechanical72h
Nova 3740h
Water Resistance
Prospex SPEEDTIMER Mechanical200m
Nova 3750m
MSRP
Prospex SPEEDTIMER Mechanical$995
Nova 37$899

Full specifications

Case

6 specs
Category
Chronograph
Dress
Diameter
39.5mm
37mm
Thickness
12mm
7mm
Lug-to-Lug
44.5mm
37mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
50m

Crystal & Dial

5 specs
Crystal
Sapphire
Domed Sapphire
Crystal Shape
Curved
Flat
AR Coating
Anti-reflective coating on inner surface
Inner
Dial Color
Black
Salmon
Lume
LumiBrite on hands and index(es)
None

Movement

4 specs
Caliber
6R55
ETA 7001
Type
Automatic
Manual
Power Reserve
72h
40h
Jewels
24
25

Pricing

1 specs
MSRP
$995
$899

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What people say

Owners + reviewers, side by side

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

Seiko Prospex SPEEDTIMER Mechanical

The Seiko Prospex SPEEDTIMER Mechanical is praised for its visually appealing design and comfortable wearability, with owners frequently using its chronograph function for daily tasks. Reviewers note its clean dial layout and LumiBrite treated hands and markers, and one source highlights the 72-hour power reserve of the 6R55 movement. However, some owners criticize its chronograph functionality and the 24-hour subdial. On balance, owners and reviewers rate the Seiko Prospex SPEEDTIMER Mechanical highly for its daily usability and refined aesthetics.

Zelos Nova 37

Owners widely praise the Zelos Nova 37's spectacular 37mm dimensions and extremely light, thin wearability. The meteorite dial is frequently highlighted as a captivating feature, though some reviewers suggest simpler indices would improve legibility over the Arabic numerals. The watch is considered a considerable value at $1,999. On balance, owners and reviewers rate the Zelos Nova 37 highly for its excellent dimensions and dial execution at the price.

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