Side by side

MKII Project 300vsSeiko 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.

MKII Project 300

Owners widely praise the MKII Project 300 for its balanced aesthetic, with one owner noting its lume "glows like a torch." Reviewers highlight its design as a dive watch inspired by the Omega Seamaster 300, emphasizing high legibility with a bold yet balanced appearance. One owner found the 41.25mm case fit their wrist perfectly. Overall, owners and reviewers rate the MKII Project 300 highly for its striking lume and well-proportioned dive watch design.

From video reviewers

The 39.5mm case size fits most wrists well. The watch offers 200M water resistance. Reviewers did not reach a consensus on any weaknesses or points of disagreement.

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
Project 30041.25mm
Captain Willard42.7mm
Power Reserve
Project 300
Captain Willard70h
Water Resistance
Project 300300m
Captain Willard200m
MSRP
Project 300$1,995
Captain Willard$1,300

Full specifications

Case

5 specs
Category
Diver
Diameter
41.25mm
42.7mm
Thickness
13.45mm
13.2mm
Lug-to-Lug
48mm
46.6mm
Water Resistance
300m
200m

Crystal & Dial

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

Movement

3 specs
Caliber
ETA 2824-2
Seiko 6R35
Power Reserve
70h
Jewels
0
24

Pricing

1 specs
MSRP
$1,995
$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 MKII Project 300 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.