Side by side

Halios Universa IIvsSeiko Prospex SPEEDTIMER

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

Universa II
HaliosUniversa II
MSRP $995
Prospex SPEEDTIMER
SeikoProspex SPEEDTIMER
MSRP $3,000

At a glance

14 of 29 specs differ
Diameter
Universa II38mm
Prospex SPEEDTIMER42.5mm
Power Reserve
Universa II40h
Prospex SPEEDTIMER45h
Water Resistance
Universa II100m
Prospex SPEEDTIMER100m
MSRP
Universa II$995
Prospex SPEEDTIMER$3,000

Full specifications

Case

5 specs
Category
Dress
Chronograph
Diameter
38mm
42.5mm
Thickness
11.8mm
15.1mm
Lug-to-Lug
48mm
50mm
Material
316L Stainless Steel
Stainless Steel

Crystal & Dial

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

Movement

3 specs
Caliber
Sellita SW300-1
8R46
Power Reserve
40h
45h
Jewels
25
34

Pricing

1 specs
MSRP
$995
$3,000

Follow this matchup

Get a note when Halios Universa II vs Seiko Prospex SPEEDTIMER gets more votes, a community discussion, or a price drop. No account needed.

What people say

Owners + reviewers, side by side

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

Halios Universa II

Owners widely praise the Halios Universa II for its applied indices, excellent finishing for the price, and comfortable 38mm dimensions. The integrated bracelet design with a satisfying micro-adjust clasp and case architecture are described as masterclasses. However, some find the bracelet clasp chunkier than the overall design, and the angular lug design is noted as not being for everyone. One owner reported unexpected pastel dial colors and a poor winding action. On balance, owners rate the Halios Universa II highly for its applied indices and excellent finishing at the price point.

Seiko Prospex SPEEDTIMER

Owners widely praise the Seiko Prospex SPEEDTIMER for its attractive vintage-inspired design and compact 39mm size, with one owner finding the red dial unique and gorgeous. Reviewers and owners note the solar-powered quartz movement, with one owner considering $700 expensive for this specification and another wishing for a thinner case. The SPEEDTIMER is described as a sturdy and reliable everyday watch, though one owner questioned its resale value. Overall, owners and reviewers appreciate the Seiko Prospex SPEEDTIMER for its stylish, compact design and solar functionality, despite some finding the price point and case thickness slightly high.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.