Side by side

Jack Mason Pursuit PilotvsSeiko Prospex Sea 1968 Heritage Diver's GMT

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

Pursuit Pilot
Jack MasonPursuit Pilot
MSRP $1,399
Prospex Sea 1968 Heritage Diver's GMT
SeikoProspex Sea 1968 Heritage Diver's GMT
MSRP $1,500
What people say

Owners + reviewers, side by side

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

Jack Mason Pursuit Pilot

Owners widely praise the Jack Mason Pursuit Pilot for its timeless design, solid feel, and comfortable 39mm wearability, with reviewers highlighting its excellent legibility and bright Super-LumiNova X2 lume blocks. The La Joux-Perret G101 automatic movement is noted for its accuracy, regulated to within +/- 5 seconds per day and offering a 68-hour power reserve. Some owners suggest considering more established brands for perceived reliability, and a minority find the blue anti-reflective coating and bracelet to be minor drawbacks, with one owner desiring a larger pilot crown. On balance, reviewers and owners rate the Jack Mason Pursuit Pilot highly for its comfortable wearability and robust build at its price point.

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

12 of 29 specs differ
Diameter
Pursuit Pilot39mm
Prospex Sea 1968 Heritage Diver's GMT42mm
Power Reserve
Pursuit Pilot68h
Prospex Sea 1968 Heritage Diver's GMT72h
Water Resistance
Pursuit Pilot150m
Prospex Sea 1968 Heritage Diver's GMT200m
MSRP
Pursuit Pilot$1,399
Prospex Sea 1968 Heritage Diver's GMT$1,500

Full specifications

Case

5 specs
Category
Diver
Diameter
39mm
42mm
Thickness
11.8mm
12.9mm
Lug-to-Lug
46mm
48.6mm
Water Resistance
150m
200m

Crystal & Dial

3 specs
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
White
Black
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
La Joux-Perret G101
6R54
Power Reserve
68h
72h
Jewels
25
24

Pricing

1 specs
MSRP
$1,399
$1,500
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