Side by side

Seiko 5 Sports SKX series MOONEYES Limited EditionvsStudio Underd0g Full Moon

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

Full Moon
Studio Underd0gFull Moon
MSRP $800

At a glance

15 of 29 specs differ
Diameter
5 Sports SKX series MOONEYES Limited Edition42.5mm
Full Moon39.5mm
Power Reserve
5 Sports SKX series MOONEYES Limited Edition41h
Full Moon40h
Water Resistance
5 Sports SKX series MOONEYES Limited Edition100m
Full Moon
MSRP
5 Sports SKX series MOONEYES Limited Edition$420
Full Moon$800

Full specifications

Case

6 specs
Category
Sport
Casual
Diameter
42.5mm
39.5mm
Thickness
13.4mm
Lug-to-Lug
46mm
Lug Width
22mm
Water Resistance
100m

Crystal & Dial

4 specs
Crystal
Hardlex
Sapphire
Crystal Shape
Curved
Flat
Dial Color
Black
Standard
Lume
LumiBrite on hands, index(es) and bezel
None

Movement

4 specs
Caliber
4R36
Type
Automatic
Manual
Power Reserve
41h
40h
Jewels
24
25

Pricing

1 specs
MSRP
$420
$800

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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 SKX series MOONEYES Limited Edition

The Seiko 5 Sports SKX series MOONEYES Limited Edition is praised for its bold, sporty design, featuring a vibrant yellow sunray dial and a unique acrylic bezel insert that evokes hot-rodding culture. Owners note the surprisingly wearable yellow color and the distinctive Mooneyes branding that stands out in person. The 42.5mm case is complemented by a short 46mm lug-to-lug distance, allowing for comfortable wear on smaller wrists. It is powered by the 4R36 automatic movement, offering a 41-hour power reserve, and comes with both a steel bracelet and a striped nylon strap. Overall, owners and reviewers appreciate the Seiko 5 Sports SKX series MOONEYES Limited Edition for its fun, retro aesthetic and comfortable wearability at an affordable price point.

Studio Underd0g Full Moon

Owners widely praise the Studio Underd0g Full Moon's harmonious creamy dial and its 37mm case, which fits flawlessly. The innovative sapphire disc with numerals is a highlight, though two visible screws holding it are noted as a minor aesthetic drawback. Some owners find the watch overpriced, while others see value in the upgraded Sellita movement under $1k. Lume is surprisingly good, and the included NATO strap is preferred by some over the leather. Accuracy ranges from +1/+2 seconds per day to about -6 seconds per day. On balance, owners rate the Studio Underd0g Full Moon highly for its versatile dial and well-fitting case at the price point.

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