Side by side

Seiko Captain WillardvsSeiko Prospex Sea 1968 Heritage Diver's GMT

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

What people say

Owners + reviewers, side by side

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

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.

Seiko Prospex Sea 1968 Heritage Diver's GMT

The Seiko Prospex Sea 1968 Heritage Diver's GMT is widely praised for its build quality, finishing, and comfortable wearability, offering good value for its price point. Owners and reviewers highlight the attractive silver/white sunray dial, blue ceramic bezel, and the premium feel of the improved bracelet clasp with excellent micro-adjustment. The Caliber 6R54 movement provides a 72-hour power reserve, and real-world accuracy often exceeds its stated range of +25 to -15 seconds per day, with some owners reporting figures around +3 to +5 seconds per day. However, the caller-style GMT functionality is a point of contention for some, who find the GMT scale difficult to read and prefer a flyer GMT at this price. Some also find the crown position at 4 o'clock undesirable, and a few note a lack of dial contrast or illegibility of the inner bezel.

At a glance

10 of 29 specs differ
Diameter
Captain Willard42.7mm
Prospex Sea 1968 Heritage Diver's GMT42mm
Power Reserve
Captain Willard70h
Prospex Sea 1968 Heritage Diver's GMT72h
Water Resistance
Captain Willard200m
Prospex Sea 1968 Heritage Diver's GMT200m
MSRP
Captain Willard$1,300
Prospex Sea 1968 Heritage Diver's GMT$1,500

Full specifications

Case

3 specs
Diameter
42.7mm
42mm
Thickness
13.2mm
12.9mm
Lug-to-Lug
46.6mm
48.6mm

Crystal & Dial

4 specs
Crystal Shape
Curved
AR Coating
underside
Anti-reflective coating on inner surface
Dial Color
Black
Lume
LumiBrite
LumiBrite on hands, index(es) and bezel

Movement

2 specs
Caliber
Seiko 6R35
6R54
Power Reserve
70h
72h

Pricing

1 specs
MSRP
$1,300
$1,500
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