Lebois & Co Numeral Chronograph 324.497vsSeiko Prospex SPEEDTIMER Mechanical

lug2lug doesn't sell watches. Buy links open the brand's or seller's own site. Some links are affiliate links: lug2lug may earn a commission at no extra cost to you. Disclosures
Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Numeral Chronograph 324.497

Prospex SPEEDTIMER Mechanical
Diameter
39mm
39.5mm
Lug-to-Lug
47.4mm
44.5mm
lowest
Thickness
10.5mm
lowest
12mm
Water Resistance
50m
200m
highest
Power Reserve
60h
72h
highest
MSRP
$3,813
$995
lowest
Movement
LC-450
Seiko 6R55
Case
4 specsCrystal & Dial
3 specsMovement
4 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
The Lebois & Co Numeral Chronograph 324.497 is widely praised for its 39mm case size, which reviewers and owners find very wearable and well-proportioned, and for its vintage charm derived from elements like a stepped bezel and domed sapphire crystal. Owners and reviewers highlight the beautifully textured, multi-segmented dial with applied indices and blued hands, as well as the case finishing and detail, noting it punches above its price category. The manually wound LC-450 movement is noted for its smooth operation and a 60-hour power reserve, though one reviewer found the telemeter scale legibility suboptimal. Owners are split on the strap, with some finding it subpar and too thick, while others acknowledge its quality. On balance, owners and reviewers rate the Lebois & Co Numeral Chronograph 324.497 highly for its excellent case finishing and dial details at its price point.
The Seiko Prospex SPEEDTIMER Mechanical is widely praised for its comfortable 39.5mm case size and appealing matte silver-white dial with LumiBrite indices. Owners find the watch visually attractive and comfortable for daily wear, with the 72-hour power reserve of the 6R55 automatic movement noted as a strength. Some users appreciate the chronograph function for everyday tasks, while others acknowledge it is rarely used by most purchasers. The watch features a countdown bezel and 20 bar water resistance. On balance, owners and reviewers rate the Seiko Prospex SPEEDTIMER Mechanical highly for its wearability and practical power reserve.
Similar watches
Matched to the watches above on size, movement, style and price, microbrands first. Open any one to dig in.








