Side by side

Feynman Timekeepers CovevsSeiko 5 Sports Field series

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.

Feynman Timekeepers Cove

Owners widely praise the Feynman Timekeepers Cove for its original and versatile design. One owner highlights the lume as a key appeal. One owner found the Feynman Cove outside their price range. Overall, owners rate the Feynman Timekeepers Cove highly for its original and versatile design.

Seiko 5 Sports Field series

The Seiko 5 Sports Field series offers an accessible explorer-style watch with a 41mm stainless steel case, 100m water resistance, and a Hardlex crystal. The Field GMT model features a caller GMT complication powered by the 4R34 movement, while the standard Field models use the 4R36 with a 41-hour power reserve. Both models include Arabic numerals coated in LumiBrite and a lumed pearl on the bezel. On balance, the Seiko 5 Sports Field GMT is a well-regarded entry-level explorer watch for its price point, despite its office-style GMT function.

From video reviewers

The prominent five-sided GMT hand enhances legibility and adds a sophisticated aesthetic to the watch. The Seiko 5 Sports Field series offers similar functionality to the Explorer 2 at a lower price, making it a valuable option. Reviewers disagree on whether it's a missed opportunity for Seiko to release this model first, with one reviewer implying it would have been a more logical addition to their lineup.

At a glance

12 of 29 specs differ
Diameter
Cove40mm
5 Sports Field series39.4mm
Power Reserve
Cove50h
5 Sports Field series41h
Water Resistance
Cove200m
5 Sports Field series100m
MSRP
Cove$1,045
5 Sports Field series$450

Full specifications

Case

5 specs
Category
GMT
Diameter
40mm
39.4mm
Thickness
12.8mm
13.6mm
Lug-to-Lug
46mm
47.9mm
Water Resistance
200m
100m

Crystal & Dial

3 specs
Crystal
Sapphire
Hardlex
Crystal Shape
Flat
Curved
Lume
C3 X1-grade Swiss SuperLuminova
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
ETA 2895-2
4R34
Power Reserve
50h
41h
Jewels
25
24

Pricing

1 specs
MSRP
$1,045
$450
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