Side by side

Seiko 5 Sports Field seriesvsUndone Basecamp Cali Blue

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 5 Sports Field series

The Seiko 5 Sports Field series is praised for its value, offering an accessible explorer-style watch with a GMT complication and excellent legibility thanks to LumiBrite on the dial and bezel. The watches feature a 41mm stainless steel case, 100m water resistance, and are powered by either the 4R36 or 4R34 movement, both with a 41-hour power reserve. One reviewer notes the inclusion of a compass bezel with a lumed pearl and fully lumed Arabic numerals on the dial for the non-GMT models. Overall, reviewers consider the Seiko 5 Sports Field GMT models good value under 500 euros.

Undone Basecamp Cali Blue

The Undone Basecamp Cali Blue is praised for its attractive, vintage-feeling California dial and subtle texture, with owners appreciating the 40mm case fit and customization options. Reviewers note the desirable, affordable timepiece features a textured Cali dial and 100m water resistance. Some drawbacks mentioned include the lack of a date function and a 15mm thickness, exacerbated by a chunky strap. The watch is powered by a Seiko NH35 automatic movement and features a friction bezel. Overall, owners and reviewers rate the Undone Basecamp Cali Blue highly for its unique dial design and value.

At a glance

13 of 29 specs differ
Diameter
5 Sports Field series39.4mm
Basecamp Cali Blue40mm
Power Reserve
5 Sports Field series41h
Basecamp Cali Blue
Water Resistance
5 Sports Field series100m
Basecamp Cali Blue100m
MSRP
5 Sports Field series$315
Basecamp Cali Blue$325

Full specifications

Case

5 specs
Category
Sport
Diameter
39.4mm
40mm
Thickness
13.2mm
0mm
Lug-to-Lug
48.1mm
0mm
Lug Width
20mm
0mm

Crystal & Dial

4 specs
Crystal
Hardlex
Crystal Shape
Curved
Dial Color
Lume
LumiBrite on hands and index(es)
None

Movement

3 specs
Caliber
Seiko 4R36
Seiko NH35
Power Reserve
41h
0h
Jewels
24
0

Pricing

1 specs
MSRP
$315
$325
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