Side by side

Momentum AquamaticvsSeiko Captain Willard

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

Some links are affiliate links — lug2lug may earn a commission at no extra cost to you. Disclosures

Some links are affiliate links — lug2lug may earn a commission at no extra cost to you. Disclosures

What people say

Owners + reviewers, side by side

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

Momentum Aquamatic

Owners widely praise the Momentum Aquamatic for its comfortable fit and finish, particularly at its $200 price point. The Miyota 9015 automatic movement is seen as a significant upgrade over previous iterations, offering good value. Customer service is also noted as responsive. Information on the brand and watch can be scarce. Overall, owners rate the Momentum Aquamatic highly for its excellent value and the quality of the Miyota 9015 movement.

From video reviewers

The Miyota 9015 movement is a shared strength. Reviewers noted the lume is extremely bright and long-lasting. No consensus on weaknesses.

Seiko Captain Willard

The Seiko Prospex Sea 1970 Diver's Modern Re-interpretation is praised for its impressive finishing and value, with reviewers noting its well-designed dial and excellent LumiBrite lume. The watch features a textured grey or dark brown dial, silver hands and indexes with beige or cream lume, and a matte grey or dark bezel insert. It houses the 6R35 automatic movement with a 70-hour power reserve. Some reviewers question if its performance specs align with its price point. Overall, reviewers rate the Seiko Prospex Sea 1970 Diver's Modern Re-interpretation highly for its finishing and value over $1,000.

At a glance

13 of 29 specs differ
Diameter
Aquamatic42mm
Captain Willard42.7mm
Power Reserve
Aquamatic42h
Captain Willard70h
Water Resistance
Aquamatic200m
Captain Willard200m
MSRP
Aquamatic$629
Captain Willard$1,300

Full specifications

Case

5 specs
Category
Diver
Diameter
42mm
42.7mm
Thickness
0mm
13.2mm
Lug-to-Lug
0mm
46.6mm
Lug Width
0mm
20mm

Crystal & Dial

4 specs
Crystal Shape
Curved
AR Coating
underside
Dial Color
Black
Lume
None
LumiBrite

Movement

3 specs
Caliber
Miyota 9015
Seiko 6R35
Power Reserve
42h
70h
Jewels
0
24

Pricing

1 specs
MSRP
$629
$1,300
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.

Follow this matchup

Get a note when Momentum Aquamatic vs Seiko Captain Willard gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

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