Seiko Seiko 5 Sports SKX seriesvsTool Watch Co TWCO. AMA Diver Limited Edition

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.

Seiko Seiko 5 Sports SKX series at true scale

Seiko 5 Sports SKX series

Tool Watch Co TWCO. AMA Diver Limited Edition at true scale

TWCO. AMA Diver Limited Edition

Diameter

38mm

41.5mm

Lug-to-Lug

44.2mm

lowest

48mm

Thickness

12.1mm

lowest

12.8mm

Water Resistance

100m

300m

highest

Power Reserve

41h

42h

highest

MSRP

$350

lowest

$750

Movement

Seiko 4R36

Miyota 9039

Case

5 specs
Diameter
38mm
41.5mm
Thickness
12.1mm
12.8mm
Lug-to-Lug
44.2mm
48mm
Material
Stainless Steel
Titanium
Water Resistance
100m
300m

Crystal & Dial

2 specs
Crystal
Hardlex
Sapphire
Lume
LumiBrite on hands and index(es)
None

Movement

3 specs
Caliber
Seiko 4R36
Miyota 9039
Power Reserve
41h
42h
Jewels
24
0

Pricing

1 specs
MSRP
$350
$750
Keep your wishlist and collection together in the appExplore the app

Reviews

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

Seiko 5 Sports SKX series

The Seiko 5 Sports SKX series is widely praised as an excellent value gateway watch, with owners and reviewers highlighting its solid build and powerful lume. The 22mm bracelet is noted for its comfort, and the watch offers numerous style options. Some owners find the original SKX models heavy and bulky, while others appreciate their ruggedness and iconic dive watch design. The Seiko 5 Sports SKX series offers an upgraded movement with hacking and hand-winding, and standard spring bars for easier strap changes. However, it lacks the screw-down crown and ISO certification of the original SKX, leading some to consider it less of a tool watch. On balance, owners and reviewers rate the Seiko 5 Sports SKX series highly for its value and modern features, despite some preferring the tool watch capabilities of its predecessor.

Tool Watch Co TWCO. AMA Diver Limited Edition

Tool Watch Co TWCO. AMA Diver Limited Edition owners praise its exceptional legibility and vintage-inspired aesthetics, with one owner calling it the best looking for its price. The 41.5mm case size is considered great, and the arrow hand is a particular highlight. However, one reviewer found the ultra-clean dial somewhat unbalanced and "naked." Overall, owners and reviewers rate the Tool Watch Co TWCO. AMA Diver Limited Edition highly for its excellent legibility and attractive vintage design at its price point.

Similar watches

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

DiscussionNot started

Also compared

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