Side by side

Seiko Prospex SPEEDTIMERvsZelos Nova 37

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

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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

Owners widely praise the Seiko Prospex SPEEDTIMER's gorgeous, unique red dial and vintage-inspired design, finding it a sturdy and reliable everyday watch. Some owners, however, question the value proposition at around $700 for a solar quartz model, citing its 13-15mm thickness and the 24-hour subdial as drawbacks. Accuracy figures vary, with one owner reporting +1/+2 seconds per day, while another notes the V192 solar movement offers a six-month power reserve. Overall, owners and reviewers find the Seiko Prospex SPEEDTIMER a capable and versatile chronograph, with its striking dial and everyday wearability being the most frequently cited strengths.

From video reviewers

The Seiko Prospex SPEEDTIMER's solar movement provides reliable power without battery replacements and accurate timekeeping, with a claimed accuracy of ±15 seconds per month. A notable trade-off is the watch's slightly thicker profile and somewhat lacking lume brightness. Reviewers disagree on whether the bezel action is smooth and clicky, with one reviewer praising it and the other not mentioning it.

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.

From video reviewers

The wafer-thin case and intricate dial textures are standout features. The quality of the stock leather strap is a shared concern. Reviewers differed on whether the 37mm or 38mm case size was more accurate.

At a glance

14 of 29 specs differ
Diameter
Prospex SPEEDTIMER39mm
Nova 3737mm
Power Reserve
Prospex SPEEDTIMER
Nova 37
Water Resistance
Prospex SPEEDTIMER100m
Nova 3750m
MSRP
Prospex SPEEDTIMER$725
Nova 37$899

Full specifications

Case

6 specs
Category
Chronograph
Dress
Diameter
39mm
37mm
Thickness
13.3mm
7mm
Lug-to-Lug
45.5mm
37mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
100m
50m

Crystal & Dial

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

Movement

2 specs
Caliber
Seiko V192
ETA/Peseux 7001
Type
Quartz
Manual

Pricing

1 specs
MSRP
$725
$899
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