Side by side

Praesidus DD-45vsSeiko Prospex SPEEDTIMER

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

DD-45
PraesidusDD-45
MSRP $299
Prospex SPEEDTIMER
SeikoProspex SPEEDTIMER
MSRP $725

At a glance

12 of 29 specs differ
Diameter
DD-4540mm
Prospex SPEEDTIMER39mm
Power Reserve
DD-4540h
Prospex SPEEDTIMER40h
Water Resistance
DD-45100m
Prospex SPEEDTIMER100m
MSRP
DD-45$299
Prospex SPEEDTIMER$725

Full specifications

Case

5 specs
Category
Field
Chronograph
Diameter
40mm
39mm
Thickness
13.3mm
Lug-to-Lug
46.5mm
45.5mm
Material
316L Stainless Steel
Stainless Steel

Crystal & Dial

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

Movement

1 specs
Caliber
Ameriquartz USA
V192

Pricing

1 specs
MSRP
$299
$725

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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.

Praesidus DD-45

The Praesidus DD-45 is lauded for its detailed vintage-inspired design and solid finishing, with reviewers highlighting the impressive aged indices and hands on the "Patina" version and a well-finished 38mm steel case. Its 100-meter water resistance exceeds that of the original military watches, and the included leather strap is praised for its quality and vintage character, despite initial stiffness. One reviewer notes the Landeron movement exhibits jerky hand-winding. Overall, reviewers rate the Praesidus DD-45 highly for its faithful vintage aesthetic and robust build at its $900 price point.

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.

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