Side by side

Seiko Prospex SPEEDTIMER MechanicalvsLongines LONGINES SPIRIT CHRONOGRAPH

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

Prospex SPEEDTIMER Mechanical
SeikoProspex SPEEDTIMER Mechanical
MSRP $995
LONGINES SPIRIT CHRONOGRAPH
LonginesLONGINES SPIRIT CHRONOGRAPH
MSRP $3,700

At a glance

13 of 29 specs differ
Diameter
Prospex SPEEDTIMER Mechanical39.5mm
LONGINES SPIRIT CHRONOGRAPH42mm
Power Reserve
Prospex SPEEDTIMER Mechanical72h
LONGINES SPIRIT CHRONOGRAPH40h
Water Resistance
Prospex SPEEDTIMER Mechanical200m
LONGINES SPIRIT CHRONOGRAPH100m
MSRP
Prospex SPEEDTIMER Mechanical$995
LONGINES SPIRIT CHRONOGRAPH$3,700

Full specifications

Case

5 specs
Diameter
39.5mm
42mm
Thickness
12mm
16.5mm
Lug-to-Lug
44.5mm
51.4mm
Lug Width
20mm
22mm
Water Resistance
200m
100m

Crystal & Dial

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

Movement

3 specs
Caliber
6R55
L688.4
Power Reserve
72h
40h
Jewels
24
25

Pricing

1 specs
MSRP
$995
$3,700

Follow this matchup

Get a note when Seiko Prospex SPEEDTIMER Mechanical vs LONGINES SPIRIT CHRONOGRAPH 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.

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.

LONGINES SPIRIT CHRONOGRAPH

The Longines Spirit Chronograph is widely praised for its excellent value, featuring a COSC-certified automatic movement with a column wheel chronograph and impressive finishing for its price. Owners and reviewers highlight its solid build, elegant dial with spectacular lume, and comfortable bracelet with a secure clasp. The aviation-inspired design is noted for its legibility and personality, with some appreciating the historical five-star rating as a nod to Longines' heritage, while others find it unnecessary clutter. Accuracy is reported as impressive, with one owner noting +1.7 seconds over 24 hours, and the movement offers a 54-hour power reserve. On balance, owners and reviewers rate the Longines Spirit Chronograph highly for its blend of classic design, robust build, and strong value proposition.

From video reviewers

The Longines Spirit Chronograph features a high-quality ceramic bezel with satisfying bezel action. The watch's value as a mechanical chronograph under $3,000 is notable, particularly for its pilot watch design. However, the lume brightness is somewhat limited, and the finishing could be improved, with inconsistent execution of various finishes on the details.

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.