Side by side

Seiko Prospex SPEEDTIMER Mechanical ChronographvsTissot Heritage 1973

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

Heritage 1973
TissotHeritage 1973
MSRP $2,575

At a glance

13 of 29 specs differ
Diameter
Prospex SPEEDTIMER Mechanical Chronograph42mm
Heritage 197343mm
Power Reserve
Prospex SPEEDTIMER Mechanical Chronograph45h
Heritage 197360h
Water Resistance
Prospex SPEEDTIMER Mechanical Chronograph100m
Heritage 1973100m
MSRP
Prospex SPEEDTIMER Mechanical Chronograph$2,500
Heritage 1973$2,575

Full specifications

Case

4 specs
Diameter
42mm
43mm
Thickness
14.6mm
14.8mm
Lug-to-Lug
49.5mm
46.6mm
Lug Width
20mm
22mm

Crystal & Dial

5 specs
Crystal Shape
Curved
Domed
AR Coating
Anti-reflective coating on inner surface
Yes
Dial Color
Black
Silver
Indices
Applied
Indexes
Lume
LumiBrite on hands and index(es)
Super-LumiNova ®

Movement

3 specs
Caliber
8R48
Valjoux
Power Reserve
45h
60h
Jewels
34
25

Pricing

1 specs
MSRP
$2,500
$2,575

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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 Chronograph

The Seiko Prospex SPEEDTIMER Mechanical Chronograph is praised for its handsome, heritage-inspired design with a clean, balanced dial and an external tachymeter bezel. Reviewers highlight the upgraded case and bracelet, noting improved comfort and good value for a well-designed chronograph with an in-house movement. The caliber 8R48 movement features a vertical clutch and column wheel with MEMS technology for durability and precision. Points to consider include the 4:30 date window and a 14.6mm thickness, while the 45-hour power reserve is noted as an area for potential improvement. On balance, reviewers find the Seiko Prospex SPEEDTIMER Mechanical Chronograph to be a solid offering with good value, particularly for its design and in-house movement.

Tissot Heritage 1973

The Tissot Heritage 1973 is widely praised for its faithful vintage aesthetic, featuring a tonneau or cushion case with contrasting finishes and a panda dial with orange accents. Owners and reviewers alike appreciate its compelling remake of a 1970s racing watch, with some specifically noting the attractive dial and case curves. The watch is powered by the ETA 7753 automatic chronograph movement, offering a 60-hour power reserve. However, some find its 43mm or 44mm diameter to be large-wearing, and one owner reported difficulty setting the date and a chronograph reset that is consistently one second off. Accuracy figures vary, with one owner noting 10-15 seconds per day. The radial brushed case finish, while visually appealing, is noted as being prone to scratches that are difficult to polish out. Overall, owners and reviewers rate the Tissot Heritage 1973 highly for its tempting value and credible vintage racing style.

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